1991 Persian Gulf War 1991 Break-up of the Soviet Union 1994 Channel tunnel opens to traffic 1997 Scotland Scientists clone a sheep 1999 World population reaches 6 billion

1950 Korean War begins 1964 - 1973 Vietnam War 1969 Armstrong first person on moon 1986 Nuclear disaster at Chernobyl 1989 Berlin wall falls

1912 Titanic sinks on maiden voyage 1914 - 1918 World War I 1922 USSR formed by Soviet states 1939 - 1945 World War II 1945 Atomic bomb detonated (Hiroshima)

			Ed N.N.  b.           d.
				Roelof Jonker  b. Living  d.
			Susan Christina Jonker  b. Living  d.				Steven Davelaar  b.1917 Kootwijkerbr, Netherlands  d.1985 De Meern, Netherlands
				Johanna Davelaar  b. Living  d.			Johanna de Gier  b.1921 Vleuten, Netherlands  d.2013 De Meern, Netherlands

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