Frederick II was King of Denmark and Norway and Duke of Schleswig and Holstein from 1559 until his death.
Christian II was a Scandinavian monarch under the Kalmar Union who reigned as King of Denmark and Norway,from 1513 until 1523,and Sweden from 1520 until 1521. From 1513 to 1523,he was concurrently Duke of Schleswig and Holstein in joint rule with his uncle Frederick.
The Battle of Oliwa,also known as the Battle of Oliva or the Battle of Gdańsk Roadstead,was a naval battle that took place on 28 November,1627,slightly north of the port of Danzig (Gdańsk) off of the coast of the village of Oliva during the Polish–Swedish War. It was the largest naval engagement to be fought by the Polish–Lithuanian Commonwealth Navy and resulted in defeating a Swedish squadron led by Niels Stiernsköld that conducted a blockade of the harbour of Danzig. The Poles sailed out of the Danzig harbour and engaged the Swedish squadron capturing the Swedish flagship and sinking another Swedish warship.
The Battle of Öland was a naval battle between an allied Danish-Dutch fleet and the Swedish navy in the Baltic Sea,off the east coast of Öland on 1 June 1676. The battle was a part of the Scanian War (1675–79) fought for supremacy over the southern Baltic. Sweden was in urgent need of reinforcements for its north German possessions;Denmark sought to ferry an army to Scania in southern Sweden to open a front on Swedish soil.
Peder Skram was a Danish Admiral and naval hero.
The first battle of Öland took place on 30–31 May 1564 between the islands of Gotland and Öland,between a fleet of Allied ships,the Danes under Herluf Trolle and the Lübeckers under Friedrich Knebel,and a Swedish fleet of 23 or more ships under Jakob Bagge. It was an Allied victory.
This battle in the Northern Seven Years' War took place on 7 July 1565 and was a decisive victory for a Swedish fleet of 49 ships,under Klas Horn,over a combined Danish and Lübecker fleet of 36 ships,under Otte Rud.
Herluf Trolle was a Danish naval hero,Admiral of the Fleet and co-founder of Herlufsholm School,a private boarding school at Næstved on the island of Zealand in Denmark.
The Battle of Hogland was a naval battle that took place on 17 July [O.S. 6 July] 1788 during the Russo-Swedish War (1788–1790).
Arvid Birgersson,Lord of Bergkvara was a Swedish magnate and politician in the last decades of Middle Ages. He was justiciar of Östergötland and then of Tiohärad,as well as a Lord High Councillor of Sweden,and once a candidate for Regent. His family coat of arms depict a headless troll whereby some have retrospectively called him Arvid Trolle.
Jørgen Thygesen Brahe was a member of the Danish nobility.
Henrik af Trolle was a Swedish naval officer and commander of the Swedish Archipelago fleet. He was ennobled in 1772. He is considered to be one of the foremost administrators and developers of the Swedish Navy throughout the ages.
Pros Mund was a Danish-Norwegian admiral during the Thirty Years War.
Albret Skeel was a Danish nobleman who held the office of Admiral of the Realm from 1616 to 1623.
Events from the 1520s in Denmark.
Events from the 1560s in Denmark.
Baron Klas Kristersson Horn was a Finnish born,Swedish nobleman and Naval Admiral who fought for Sweden in the Northern Seven Years' War of 1563–1570.
Tølløsegård,also known as Tølløse Castle,is a former manor house and estate located at Tølløse,Denmark. It has since 1997 been operated as a school under the name Tølløse Slots Efterskole. The current main building was built after a fire in 1944.
Mogens Ulfeldt was a Danish naval officer and landowner. He served as Admiral of the Realm from 1610.
Andreas von Barby was a German-born nobleman in Danish service who served as "German Chancellor" under Christian III. He owned SelsøManor on the Hornsherred peninsula.
Denmark-Norway 
Royal Danish Navy