1989 Berlin wall falls 1991 Persian Gulf War 1991 Break-up of the Soviet Union 1994 Channel tunnel opens to traffic 1997 Scotland Scientists clone a sheep

1945 Atomic bomb detonated (Hiroshima) 1950 Korean War begins 1964 - 1973 Vietnam War 1969 Armstrong first person on moon 1986 Nuclear disaster at Chernobyl

1903 Wright brothers 1st plane flight 1912 Titanic sinks on maiden voyage 1914 - 1918 World War I 1922 USSR formed by Soviet states 1939 - 1945 World War II

							Jan Plak  b.1901 Reeuwijk, Netherlands  d.1997
				Willem Plak  b. Living  d.			Maria Hendrika Elisabeth van Dam  b.1908 Stolwijk, Netherlands  d.1997 Gouda, Netherlands
			Willem Plak  b. Living  d.
				Hillegien Cornelia Geukes  b. Living  d.
	Willem Plak  b. Living  d.
			Hermina Hendrika Kersten  b. Living  d.

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