The 2004 IIHF World U18 Championships were held in Minsk, Belarus. The championships began on April 8, 2004, and finished on April 18, 2004. Games were played at the Ice Palace and Palace sport in Minsk. Russia defeated the United States 3–2 in the final to claim the gold medal, while the Czech Republic defeated Canada 3–2 to capture the bronze medal.
The 2010 IIHF World Championship Division II was a pair of international ice hockey tournaments organized by the International Ice Hockey Federation. The tournaments were contested between 10 and 17 April 2010. Participants in this championship were drawn into two separate tournament groups. The Group A tournament was contested in Naucalpan, Mexico. Group B's games were played in Narva, Estonia. Spain and Estonia won Group A and Group B, respectively, to earn promotion to Division I at the 2011 IIHF World Championship. Meanwhile, Turkey and Israel finished last in Group A and B and were relegated to Division III for 2011. These four teams were replaced by Serbia and Croatia, which were relegated from Division I, and Ireland and North Korea which earned promotion from Division III.
The 2010 IIHF World Championship Division I was a pair of international ice hockey tournaments organized by the International Ice Hockey Federation. The tournaments were contested between 17 and 25 April 2010. Participants in this championship were drawn into two separate tournament groups. The Group A tournament was contested in Tilburg, Netherlands. Group B's games were played in Ljubljana, Slovenia. Austria won the Group A tournament while Slovenia won the Group B tournament to earn promotion to the Top Division of the 2011 IIHF World Championship. Serbia and Croatia finished last in each group and will be relegated to Division II at the 2011 World Championships. Spain and Estonia earned promotion from the 2010 IIHF World Championship Division II and replaced Serbia and Croatia in Division I in 2011.
The 2011 IIHF World Women's Championships was held in April 2011 in Zürich and Winterthur, Switzerland, and took place at Hallenstadion and Deutweg rink. This was the 13th women's championship run by the International Ice Hockey Federation (IIHF). The United States were the defending champions and defended their title, capturing their third straight gold medal by defeating Canada 3–2 in overtime on a goal by Hilary Knight. IIHF council member Monique Scheier-Schneider presided over the events.
The 2005 IIHF World Championship Division I was an international ice hockey tournament run by the International Ice Hockey Federation. The tournament was contested from April 17 to April 23, 2005. Participants in this tournament were separated into two separate tournament groups. The Group A tournament was contested in Debrecen, Hungary. Group B's games were played in Eindhoven, Netherlands. Norway and Italy finished atop of Group A and Group B respectively, gaining promotion to the Championship Division for 2006. While China finished last in Group A and Romania last in Group B and were relegated to Division II for 2006.
The 2005 IIHF World U18 Championship Division III was an international under-18 ice hockey tournament run by the International Ice Hockey Federation. The Division III tournament made up the fourth level of competition at the 2005 IIHF World U18 Championships and took place between 7 and 13 March 2005 in Sofia, Bulgaria. The tournament was won by Australia who upon winning gained promotion, along with Belgium who finished in second place, to Division II of the 2006 IIHF World U18 Championships.
The 2012 IIHF InLine Hockey World Championship Division I was an international inline hockey tournament run by the International Ice Hockey Federation. The Division I tournament ran alongside the 2012 IIHF InLine Hockey World Championship and took place between 1 and 7 June 2012 in Ingolstadt, Germany. The tournament was won by Slovakia who upon winning gained promotion to the 2013 IIHF Inline Hockey World Championship. While Bulgaria and New Zealand were relegated after finishing last and second last respectively.
The 2003 IIHF World U18 Championship Division I was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division I tournaments made up the second level of competition at the 2003 IIHF World U18 Championships. The Group A tournament took place between 23 and 29 March 2003 in Ventspils, Latvia and the Group B tournament took place between 22 and 28 March 2003 in Briançon, France. Denmark and Norway won the Group A and Group B tournaments respectively and gained promotion to the Championship Division for the 2004 IIHF World U18 Championships. While Great Britain finished last in Group A and Ukraine last in Group B and were both relegated to Division II for 2004.
The 2004 IIHF World U18 Championship Division II was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2004 IIHF World U18 Championships. The Group A tournament took place between 28 March and 3 April 2004 in Debrecen, Hungary and the Group B tournament took place between 1 and 7 March 2004 in Elektrėnai and Kaunas, Lithuania. Ukraine and Great Britain won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2005 IIHF World U18 Championships. While Belgium finished last in Group A and Australia last in Group B and were both relegated to Division III for 2005.
The 2004 IIHF World U18 Championship Division I was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division I tournaments made up the second level of competition at the 2004 IIHF World U18 Championships. The Group A tournament took place between 27 March and 2 April 2004 in Amstetten, Austria and the Group B tournament took place between 29 March and 4 April 2004 in Asiago, Italy. Switzerland and Germany won the Group A and Group B tournaments respectively and gained promotion to the Championship Division for the 2005 IIHF World U18 Championships. While Romania finished last in Group A and South Korea last in Group B and were both relegated to Division II for 2005.
The 2005 IIHF World U18 Championship Division II was a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2005 IIHF World U18 Championships. The Group A tournament took place between 14 and 20 March 2005 in Kohtla-Järve, Estonia and the Group B tournament took place between 21 and 27 March 2004 in Bucharest, Romania. South Korea and Hungary won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2006 IIHF World U18 Championships. While South Africa finished last in Group A and Romania last in Group B and were both relegated to Division III for 2006.
The 2005 IIHF World U18 Championship Division I were a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division I tournaments made up the second level of competition at the 2005 IIHF World U18 Championships. The Group A tournament took place between 3 April and 9 April 2005 in Maribor, Slovenia and the Group B tournament took place between 2 April and 8 April 2005 in Sosnowiec, Poland. Belarus and Norway won the Group A and Group B tournaments respectively and gained promotion to the Championship Division for the 2006 IIHF World U18 Championships. While Great Britain finished last in Group A and Italy last in Group B and were both relegated to Division II for 2006.
The 2006 IIHF World U18 Championship Division II were a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2006 IIHF World U18 Championships. The Group A tournament took place between 2 and 8 April 2006 in Merano, Italy and the Group B tournament took place between 15 and 21 March 2006 in Elektrėnai and Kaunas, Lithuania. Italy and Great Britain won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2007 IIHF World U18 Championships. While Spain finished last in Group A and Iceland last in Group B and were both relegated to Division III for 2007.
The 2006 IIHF World U18 Championship Division I were a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division I tournaments made up the second level of competition at the 2006 IIHF World U18 Championships. The Group A tournament took place between 3 April and 9 April 2006 in Miskolc, Hungary and the Group B tournament took place between 2 April and 8 April 2006 in Riga, Latvia. Switzerland and Latvia won the Group A and Group B tournaments respectively and gained promotion to the Championship Division for the 2007 IIHF World U18 Championships. While Hungary finished last in Group A and South Korea last in Group B and were both relegated to Division II for 2007.
The 2007 IIHF World U18 Championship Division II were a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division II tournaments made up the third level of competition at the 2007 IIHF World U18 Championships. The Group A tournament took place between 15 and 21 April 2007 in Miskolc, Hungary and the Group B tournament took place between 12 and 18 March 2007 in Miercurea Ciuc, Romania. The Netherlands and Lithuania won the Group A and Group B tournaments respectively and gained promotion to Division I for the 2008 IIHF World U18 Championships. While Mexico finished last in Group A and Serbia last in Group B and were both relegated to Division III for 2008.
The 2007 IIHF World U18 Championship Division I were a pair of international under-18 ice hockey tournaments run by the International Ice Hockey Federation. The Division I tournaments made up the second level of competition at the 2007 IIHF World U18 Championships. The Group A tournament took place between 6 April and 12 April 2007 in Maribor, Slovenia and the Group B tournament took place between 4 April and 10 April 2007 in Sanok, Poland. Belarus and Denmark won the Group A and Group B tournaments respectively and gained promotion to the Championship Division for the 2008 IIHF World U18 Championships. While France finished last in Group A and Great Britain last in Group B and were both relegated to Division II for 2008.
The 2017 IIHF World Women's U18 Championship Division I Group A, Group B and Group B Qualification were three international under-18 women's ice hockey tournaments run by the International Ice Hockey Federation. The tournaments made up the second, third and fourth levels of competition at the 2017 IIHF World Women's U18 Championships respectively. The Division I Group A tournament took place between 8 January and 14 January 2017 in Budapest, Hungary. The tournament was won by Germany who gained promotion to the Championship Division for 2018 while France finished last and was relegated to the Division I Group B competition. The Division I Group B tournament took place between 8 January and 14 January 2017 in Katowice, Poland. Italy won the tournament and gained promotion to Division I Group A while Kazakhstan was relegated to Division I Group B Qualification after finishing in last place. The Division I Group B Qualification tournament was held in San Sebastián, Spain from 26 January to 29 January 2017. The tournament was won by Australia who gained promotion to Division I Group B for 2018.
The 2019 World Junior Ice Hockey Championship Division I consisted of two tiered groups of six teams each: the second-tier Division I A and the third-tier Division I B. For each tier's tournament, the first-placed team was promoted to a higher division, while the last-placed team was relegated to a lower division.
The 2019 IIHF Women's U18 World Championship was the 12th Women's U18 World Championship in ice hockey. It was played at the Obihiro Arena in Obihiro, Japan from 6 to 13 January.
The 2018 IIHF World Women's U18 Championship Division I was three international under-18 women's ice hockey tournaments organized by the International Ice Hockey Federation (IIHF). Divisions I A, I B and I B Q represented the second, third and fourth tier of competition at the 2018 IIHF World Women's U18 Championship.
Germany 
