Dashed left edge = started before September 1621 ·
Dashed right edge = ongoing beyond September 1621
Events in September 1621 4
1542 – 1621Robert Bellarmine (1542-1621)Died 17 September 1621, aged 78Robert Bellarmine was an Italian Jesuit theologian and cardinal who became a leading defender of Catholic doctrine during the Counter-Reformation. He served on the Roman Inquisition panel that investigated Galileo Galilei in 1616 and warned him against openly teaching Copernican astronomy. He was canonized in 1930 and later declared a Doctor of the Church.
1560 – 1621Jan Karol Chodkiewicz (1560-1621)Died 24 September 1621, aged 61Chodkiewicz was Grand Hetman of Lithuania and one of the most celebrated military commanders of the Polish-Lithuanian Commonwealth, known for victories over Swedish and Muscovite forces earlier in his career. He led the Commonwealth's defense at the siege of Khotyn against the Ottoman army but died of illness during the fighting. His leadership is credited with holding the fortress until a peace treaty ended the campaign.
1561 – 1621Mary Sidney, Countess of Pembroke (1561-1621)Died 25 September 1621, aged 59Mary Sidney was an English poet and literary patron, and the sister of poet and courtier Philip Sidney. She completed and revised her brother's verse translation of the Psalms, and her household at Wilton House was a noted center of literary patronage during the Elizabethan era. She was among the first English women to achieve a significant literary reputation in her own right.
1621Battle of KhotynPolish-Lithuanian and Cossack forces halt an Ottoman invasionA combined Polish-Lithuanian and Cossack army defended the fortress of Khotyn against a much larger Ottoman army led by Sultan Osman II. After weeks of siege and heavy losses on both sides, the Ottomans withdrew and a peace treaty restored the prewar border along the Dniester. The Commonwealth's hetman Jan Karol Chodkiewicz died during the siege.