Misc: What was the name of the character on the 1st Garbage Pail Kids Pack??

Questions

In 1936 Adolph Hitler opens ---------- Olympic Games. ?

In 1942 Jerry ---------- SF, rocker (Grateful Dead), born. ?

In 1950 King ---------- of Belgium abdicates, Baudouin becomes king. ?

In 1950 King Leopold of ---------- abdicates, Baudouin becomes king. ?

In 1950 King Leopold of Belgium abdicates, ---------- becomes king. ?