Preparation for the Battle of Naseby, fought on the 14th June 1645 published in The History and Antiquities of Naseby by John Mastin, 1792 - (after) Streeter
First meeting of George Washington and Alexander Hamilton, from 'Life and Times of Washington', Volume I, 1857 - Alonzo Chappel
Entry of the Turks of Mohammed II into Constantinople, 29th May 1453, 1876 - Benjamin Jean Joseph Constant
Harold's (c.1022-66) Last Stand, illustration from British Battles on Land and Sea edited by Sir Evelyn Wood (1838-1919) first published 1915 - Richard Caton Woodville
The Gate at Clichy 1820 - Horace Vernet
Portrait of General Charles Victor Emmanuel Leclerc 1772-1802 - Francois Josephe Kinson
On and on they came hungering for battle illustration from A History of Germany - A.C. Michael
The Battle of Wagram, 7 July 1809, engraved by Louis Francois Mariage - (after) Swebach, Jacques Francois Joseph
Battle of Fleurus 26th June 1794 1837 - Jean Baptiste Mauzaisse
The Angel of the Lord defeating the armies of Sennacherib the Assyrian (II Chronicles XXXII21) - Julius Schnorr Von Carolsfeld
Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the 
