21st April to 27th April

21st April 
1836   Battle of San Jacinto, Texan forces rout Mexican army
1918   The Red Baron killed, probably by ground fire
1961   Last Cuban exiles surrender to Castro's forces

22nd April
1836   Mexican President Santa Anna captured by Texans
1982   SAS troops land on Fortune Glacier, South Georgia

23rd April
1014   Battle of Clontarf, Irish under Brian Boru defeat Viking force
1942   Baedeker Raids start with Luftwaffe attacks on Exeter
1982   Sea King helicopter ditches off HMS Hermes, first British fatality of the War

24th April
1184BC Traditional date for the Greeks entry into Troy using Trojan Horse
1941   British and Commonwealth forces start to withdraw from Greece
1980   Op Eagle Claw, US attempt to rescue the Iranian hostage ends in failure

25th April
1862   Union forces capture New Orleans
1943   Hitler approves Demyansk Shield for troops surrounded in Demyansk pocket
1982   Argentinian forces on South Georgia surrender to British

26th April
1296   Battle of Dunbar, Edward I defeats Scottish forces
1813   US forces capture York (now Toronto) in Canada
1865   Gen. Johnston surrenders his Army to Union forces under Gen. Sherman

27th April
1805   Battle of Derna, US Marines lead attack on port in 1st Barbary War