1634

Events 
 February 24-25 – Rebellious soldiers kill Albrecht von Wallenstein
March 1 – Battle at Smolensk, King Ladislaus IV of Poland defeats Russian army.
March 25 – The first settlers arrive in St. Mary's City, Maryland (led by Lord Baltimore), the fourth permanent settlement in British North America.
August 18 – Urbain Grandier, a priest accused of sorcery, burned alive in Loudun, France.
September 5 and September 6 – Battle of Nördlingen (1634) results in Catholic victory

Moses Amyraut's Traite de la predestination is published
Curaçao captured by the Dutch
Treaty of Polianovska
First meeting of the Académie française
Jean Nicolet lands at Green Bay, Wisconsin
Opening of Covent Garden Market in London
English establish a settlement at Cochin, now Kochi on Malabar coast
First decennial performance of the Oberammergau Passion Plays
Oxford University Press receives its charter and becomes the second of the privileged presses

 Deaths 
April 28– Urbain Grandier