1878 – 1st White House telephone installed

1921 – 1st US helium-filled dirigible makes 1st flight

1922 – 1st skywriting over US-“Hello USA”-by Capt Turner, RAF

1941 – US Civil Air Patrol (CAP) organizes

1959 – 12 nations sign treaty for scientific peaceful use of Antarctica

1959 – The 1st color photograph of Earth received from outer space

1963 – Nagaland becomes a state of Indian union

1976 – Bangladesh General Ziaur Rahman declares himself president

1991 – US 75th manned space mission “STS 44” Atlantis 10 lands