Aleksander Korwin Gosiewskide armis Ślepowron, was a Polish nobleman, military commander and diplomat, Lithuanian Field-Quartermaster since 1630, Palatine-Governor of Smolensk from 1625, Lithuanian Great-Quartermaster since 1615, Speaker of the Parliament in 1613, Great-Secretary of the Grand Duchy of Lithuania from 1610 and District-Governor of Wieliż, Puńsk, Kupise, Biel, and Markowa.
Prince Janusz Radziwiłł, also known as Janusz the Second or Janusz the Younger was a noble and magnate in the Polish–Lithuanian Commonwealth. Throughout his life he occupied a number of posts in the state administration, including that of Court Chamberlain of Lithuania, Field Hetman of Lithuania and Grand Hetman of Lithuania. He was also a voivode of Vilna Voivodeship, as well as a starost of Samogitia, Kamieniec, Kazimierz and Sejwy. He was a protector of the Protestant religion in Lithuania and sponsor of many Protestant schools and churches.
Bogusław Radziwiłł was a Polish princely magnate and a member of the Polish-Lithuanian szlachta, or nobility. He was of the Radziwiłł magnate family. By birth he was an Imperial Prince of the Holy Roman Empire. He was a descendant of the famous knight, Zawisza the Black. Following the death of Janusz Radziwiłł, he briefly served as Grand Hetman of Swedish Lithuania.
Korwin is a Polish coat of arms. It was used by several szlachta families in the times of the Polish–Lithuanian Commonwealth and by the Russian Counts Korwin-Litwicki tracing their origin back to Empress Catherine the Great.
The Smolensk War (1632–1634) was a conflict fought between the Polish–Lithuanian Commonwealth and Russia.
The Union of Kėdainiai or Agreement of Kėdainiai was an agreement between magnates of the Grand Duchy of Lithuania and the king of the Swedish Empire, Charles X Gustav, that was signed on 20 October 1655, during the Swedish Deluge of the Second Northern War. In contrast to the Treaty of Kėdainiai of 17 August, which put Lithuania under Swedish protection, the Swedish–Lithuanian union's purpose was to end the Lithuanian union with Poland and to set up the Grand Duchy of Lithuania as a protectorate under the Swedish Crown with some of the estates being ruled by the Radziwiłł (Radvila) family.
The Battle of ProstkI was fought near Prostki, Duchy of Prussia on October 8, 1656, between forces of the Polish–Lithuanian Commonwealth and allied Crimean Tatars commanded by hetman Wincenty Gosiewski on one side, and on the other allied Swedish and Brandenburg forces commanded by Prince Georg Friedrich of Waldeck, reinforced by the cavalry of Prince Bogusław Radziwiłł. The Commonwealth forces won the battle, annihilating enemy forces and taking Radziwiłł captive.
Wincenty Aleksander Korwin Gosiewskide armis Ślepowron – was a Polish nobleman, general, Lithuanian Field Hetman from 1654, Grand Treasurer of Lithuania and Lithuanian Great-Quartermaster since 1652, General of Artillery of Lithuania from 1651, Grand-Master of the Pantry of Lithuania from 1646.
Prince Aleksey Nikitich Trubetskoy was the last voivode of the Trubetskoy family and a diplomat who was active in negotiations with Poland and Sweden in 1647 and with the ambassadors of Bohdan Khmelnytsky in 1654. He was the godfather of Peter I of Russia.
The Russo-Polish War of 1654–1667, also called the Thirteen Years' War, Muscovite War of 1654–1667 and the First Northern War, was a major conflict between the Tsardom of Russia and the Polish–Lithuanian Commonwealth. Between 1655 and 1660, the Swedish invasion was also fought in the Polish–Lithuanian Commonwealth and so the period became known in Poland as "The Deluge" or Swedish Deluge/Russo–Swedish Deluge'.
The Battle of Filipów was fought on October 22, 1656 between forces of the Polish–Lithuanian Commonwealth commanded by Field Lithuanian Hetman Wincenty Korwin Gosiewski on one side, and on the other allied Swedish and Brandenburg-Prussia forces commanded by Gustaf Otto Stenbock and Prince Georg Friedrich of Waldeck. The battle ended with victory for the Swedish-Brandenburg-Prussian troops.
The Battle of Szkłów or battle of Shkloŭ or battle of Shklov on August 12, 1654 was one of the first battles of the Russo-Polish War (1654–67); it ended with a indecisive, however, by other sources. A small Polish–Lithuanian force of about 6,000–7,000 under Great Lithuanian Hetman Janusz Radziwiłł surprised a numerically superior Russian force under knyaz Yakov Cherkassky near Shklow. The battle took place during a solar eclipse. The Russian forces, due to their surprise, were engaged by the Poles unprepared and in smaller portions, which were defeated in turn. Eventually the Poles forced the entire Russian army to retreat; the losses are estimated at 700 for the Poles and 7,000 for the Russians.
The Battle of Shepeleviche (Szepielewicze) or Battle of Ciecierzyn on 24 August 1654 was one of the first battles of the Russo-Polish War (1654–67). It ended with a Russian victory.
The Battle of Loyew was fought between the Zaporozhian Host against the Polish–Lithuanian Commonwealth as a part of the Khmelnytsky Uprising. Near the site of the present-day town of Loyew on the Sozh River in Belarus, a forces of the Zaporozhian Cossacks under the command of Colonels Mykhailo Krychevsky, Stepan Pobodailo and Martyn Nebaba was defeated by the Polish–Lithuanian Commonwealth’s forces under the command of Prince Janusz Radziwiłł and Nobleman Wincenty Korwin Gosiewski. Prince Janusz Radziwiłł was able to engage a forces of the Zaporozhian Cossacks before they merged. First, he defeated the army of the Zaporozhian Cossacks under the command of Colonel Mykhailo Krychevsky, who was killed in the battle; then he defeated the rest armies of the Zaporozhian Cossacks under the command of the other Colonels Stepan Pobodailo and Martyn Nebaba.
The Battle of Vilnius, Wilno, or Vilna was an attack by Russian and Cossack forces on Vilnius, the capital of the Grand Duchy of Lithuania within the Polish–Lithuanian Commonwealth, that occurred on 8 August 1655 during the Russo-Polish War (1654–67). The Polish–Lithuanian forces under the leadership of Great Hetman Janusz Radziwiłł were defeated by the Russian army of Alexis of Russia. It was the first time that a foreign power managed to capture the Vilnius Castle Complex. The six-year Muscovite occupation that followed resulted in a major depopulation and a decline of the city for many years to come. The defeat was one of the reasons Janusz Radziwiłł and several other Lithuanian magnates surrendered the Grand Duchy to Sweden at the Union of Kėdainiai.
The Unknown War is a military history book written by Hienadz Sahanovich. It describes the events of the war between Tsardom of Russia and the Polish–Lithuanian Commonwealth in 1654-67. The war has become known as a part of the "Deluge", a series of military conflicts that overwhelmed the Polish–Lithuanian Commonwealth in the middle of the 17th century which included the Khmelnytsky Uprising, the Swedish invasion, and the Russian invasion among others.
Krzysztof Radziwiłł's raid on Moscow was a military raid on the Grand Duchy of Moscow led by Krzysztof Mikołaj "the Thunderbolt" Radziwiłł, Field Hetman of the Grand Duchy of Lithuania, during the final stages of the Livonian War (1558–1583). The raid started in conjunction with the preparation for the Siege of Pskov. It was a diversionary measure to protect the main Polish–Lithuanian forces at Pskov from a Russian attack. Radziwiłł's cavalry raided deep into the Grand Duchy of Moscow, reaching the Upper Volga. That made the raid one of the most distant Lithuanian raids. The raid was successful: Radziwiłł's men gained much loot, protected the main Polish–Lithuanian forces, and contributed to Tsar Ivan IV agreeing to negotiate the Truce of Jam Zapolski.
Stanisław Piotrowicz Kiszka was a noble, diplomat and military commander from the Grand Duchy of Lithuania. He became the progenitor of the prominent Kiszka family. He was sent on frequent diplomatic missions to the Grand Duchy of Moscow and Kingdom of Poland. He attempted to negotiate peace during the Muscovite–Lithuanian Wars and supported a closer union between Poland and Lithuania. During the Second Muscovite–Lithuanian War (1500–03), he successfully defended Smolensk and became Grand Hetman of Lithuania until Konstanty Ostrogski escaped Russian captivity in 1507. Kiszka helped to subdue the Glinski rebellion in 1508. Shortly before his death, Kiszka also became Grand Marshal of Lithuania.
The siege of Mogilev of February–May 1655 was an unsuccessful siege of Mogilev under the control of the Russian side by Lithuanian forces during the Russo-Polish War (1654–1667).
Polish–Lithuanian Commonwealth 
Tsardom of Russia