CV32

9 May 1941 Four years prior to the capture of U-505, the German Type IXB U-boat U-110 is captured by the Royal Navy and her Enigma machine and codebooks seized. The capture is later assigned the name Operation Primrose, and kept secret from the Americans until 1942.

Canada Revisiting Ballistic Missile Defense (DefenseNews)

The M16 is Golden (Defense Media Network)

Indias New Carrier is Operational (USNI News)

Shamelessly borrowed from the Admiralty Trilogy mailing list Staring at the Sea: the Soviet RORSAT and EOSAT programs (Journal of the British Interplanetary Society, November/December 1999, pdf)

8 May 1942 The Battle of the Coral Sea comes to an end. The carrier USS Lexington (CV-2) is lost but a Japanese invasion of Port Moresby is averted. And we would be remiss if we did not also mention: 8 May 1945 Nazi German forces unconditionally surrender in Reims, France, forever marking V-E Day (Victory in Europe).

The Next Act for Aegis (USNI News)

7 May 1915 The Cunard passenger liner RMS Lusitania is torpedoed and sunk by the German Type U19 U-boat U-20 off the southern coast of Ireland. The vessel sinks quickly, with the loss of 1,198 of the 1,959 persons aboard, including 128 American citizens. It hastens the entrance of the United States into World War I.

Just chimin in ... don't stop now!

5 May 1980 Under Operation Nimrod, the British Special Air Service (SAS) puts an end to a six day hostage taking at the Iranian Embassy in London, bringing the SAS out of obscurity and into the public spotlight for the first time.

CRS report on F-35 Joint Strike Fighter (JSF) Program, 29 April 2014 (Scribd)

2 May 1982 The Argentine Navy's Brooklyn class cruiser ARA General Belgrano (ex USS Phoenix) is sunk by two of three Mk 8 Mod 4 straight running torpedoes launched from the Royal Navy's Churchill class nuclear powered attack submarine HMS Conqueror.

1 May 1960 The U-2C (Article 360) flown by Captain Francis Gary Powers is shot down by Soviet S-75 Dvina (NATO SA-2 Guideline) surface to air missiles while conducting a reconnaissance mission of Soviet ICBM complexes.

30 April 1943 At about 0430, acting under the auspices of Operation Mincemeat, the British S class submarine HMS Seraph (P219) surfaces about a mile off the coast of Spain, near the town of Huelva. The body of 34 year old Welshman Glyndwr Michael, disguised as Major William Martin, of the Royal Marines, is released into the sea and sets into motion a series of events that would change the course of WWII.

Midwest Mystery Jets are Actually B-2 Stealth Bombers (USNI News)

29 April 1997 The Chemical Weapons Convention, signed in 1993 and outlawing the production, stockpiling, and use of chemical weapons and their precursors, enters into force.

Command of the Sea: The Naval Side of the Korean War (Defense Media Network)

28 April 1503 The Battle of Cerignola, fought between Spanish and French forces in southern Italy, marks the first major battle won largely through the use of firearms.

25 April 1960 Under the auspices of Operation Sandblast, the nuclear powered submarine USS Triton (SSRN-586) completes the first submerged circumnavigation of the globe, covering 26,723 nm in 60 days and 21 hours at an average speed of 18 knots.

Second aircraft type that has been making the rounds. Analysis: Mystery Plane Seen Over Kansas Likely U.S. Military Aircraft (USNI News)

China Naval Modernization: Implications for US Navy CapabilitiesBackground and Issues for Congress (CRS, pdf)

Good suggestions, Enrique. I don't know if there will be room for all of them, but we will make the attempt.

24 April 1918 Tanks meet each other on the battlefield for the first time, at Villers-Bretonneux in France, where three British Mark IVs fought against three German A7Vs. Two of the three Mark IVs were 'females', armed only with machine guns, and were damaged and forced to withdraw. The 'male' Mark IV, armed with 6-pounders, hit and disabled the lead A7V and forced the two remaining A7Vs to withdraw.

U.S. Navy Deploys Standard Missile-3 Block IB for First Time (Seapower)