History of PE

Events

Approx. 1820
1850
1866
April 26, 1866
June 6th 1884
1906
1925
1925
1945
1950
Approx. 1953
1960
1965
1968
Approx. 1970
Approx. 1980
Approx. 1989
1995
Approx. 2000 - 2009
2017