1842 – Farmers Lester Howe and Henry Wetsel discover Howe Caverns in New York state when they stumble upon a large gaping hole in the ground
1897 – Blackwall Tunnel officially opens beneath the River Thames in London
1939 – Germany’s Adolf Hitler and Italy’s Benito Mussolini sign the “Pact of Steel” formalizing the 1936 alliance known as the Rome-Berlin Axis
1945 – 6th US Marine division reaches suburbs of Naha Okinawa
1962 – New York Yankees outfielder Roger Maris walks five times, including a record four intentional walks, in a nine-inning game
1974 – Ruffian begins her racing career as a filly and dies 14 months later
2015 – Pakistan begin the first test-playing nation cricket tour of Zimbabwe since 2009
2022 – PGA Championship Men’s Golf, Southern Hills CC: 2017 champion Justin Thomas beats Will Zalatoris by 1 stroke in a 3-hole playoff after 54-hole leader Mito Pereira double bogeys the 72nd hole