| 1951 | National Airlines Flight 83 crashes during landing at Philadelphia International Airport, killing seven passengers and crew. |
| 1952 | NBC's long-running morning news program Today debuts, with host Dave Garroway. |
| 1953 | Josip Broz Tito is elected the first President of Yugoslavia. |
| 1954 | The Hudson Motor Car Company merges with Nash-Kelvinator Corporation forming the American Motors Corporation. |
| 1957 | Kripalu Maharaj is named fifth Jagadguru (world teacher) after giving seven days of speeches before 500 Hindu scholars. |
| 1960 | The Reserve Bank of Australia, the country's central bank and banknote issuing authority authorized by the 1959 Reserve Bank Act, is established. |
| 1967 | Counterculture of the 1960s: The Human Be-In takes place in San Francisco, California's Golden Gate Park, launching the Summer of Love. |
| 1969 | USS Enterprise fire: An accidental explosion aboard the USS Enterprise near Hawaii ki
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