April 20
1657 Battle of Santa Cruz de Tenerife
1689 Siege of Derry begins
1770 Battle of Aspindza
1775 Siege of Boston begins
1809 Battle of Abensberg
1861 USN burns and abandonds the Norfolk Navy Yard
1864 Battle of Plymouth ends
1940 Trawler HMS Rutlandshire bombed/sunk off Namsos. Norwegian Patrol Boat Smart sunk by KM Gunnery Training ship Bremse at Uskedel. Torpedo Boat Stegg sunk by KM Schiff 221, Schiff 18 damaged by Minelayer Tyr and beached, and Minelayer Tyr is captured at Hardangerfjord
1941 R.N. Harbor Defence Motor Launches HDML 1003 and 1037 lost as deck cargo when Empire Endurance is sunk by U-73 south-west of Rockall. Trawler HMS Topaze rammed/sunk by Battleship HMS Rodney off the Clyde. Greek Destroyer Psara bombed/sunk in Saronic Gulf. Destroyer Vasilfs Georgios scuttled at Salomis Navy Base, raised, repaired and entered KM service as Hermes.
1942 Destroyer HMS Cotswold damaged by a mine and beached, refloated, repaired and returned to service
1944 Destroyer USS Lansdale torpedoed/sunk by JU-88s off Algeria. KM Ammo ship Voorbode blows up off Bergen. Sub Chaser UJ 203 sunk by Allied aircraft at Monfalcone. Sub RO-45 sunk by USS Seahorse off the Marianas.
1961 Bay of Pigs invasion ends
1978 Soviets shoot down KAL flight 902
1657 Battle of Santa Cruz de Tenerife
1689 Siege of Derry begins
1770 Battle of Aspindza
1775 Siege of Boston begins
1809 Battle of Abensberg
1861 USN burns and abandonds the Norfolk Navy Yard
1864 Battle of Plymouth ends
1940 Trawler HMS Rutlandshire bombed/sunk off Namsos. Norwegian Patrol Boat Smart sunk by KM Gunnery Training ship Bremse at Uskedel. Torpedo Boat Stegg sunk by KM Schiff 221, Schiff 18 damaged by Minelayer Tyr and beached, and Minelayer Tyr is captured at Hardangerfjord
1941 R.N. Harbor Defence Motor Launches HDML 1003 and 1037 lost as deck cargo when Empire Endurance is sunk by U-73 south-west of Rockall. Trawler HMS Topaze rammed/sunk by Battleship HMS Rodney off the Clyde. Greek Destroyer Psara bombed/sunk in Saronic Gulf. Destroyer Vasilfs Georgios scuttled at Salomis Navy Base, raised, repaired and entered KM service as Hermes.
1942 Destroyer HMS Cotswold damaged by a mine and beached, refloated, repaired and returned to service
1944 Destroyer USS Lansdale torpedoed/sunk by JU-88s off Algeria. KM Ammo ship Voorbode blows up off Bergen. Sub Chaser UJ 203 sunk by Allied aircraft at Monfalcone. Sub RO-45 sunk by USS Seahorse off the Marianas.
1961 Bay of Pigs invasion ends
1978 Soviets shoot down KAL flight 902