Misc: Who was the head villian on "The Smurfs" and what was his cat's name??

Questions

In 1943 Soviets announce they broke the long Nazi siege of?

In 1955 ---------- actor (Fandango, Silverado, Bull Durham), born.?

In 1964 Beatles 1st appearance in ---------- (I Want to Hold Your Hand-#35).?

In 1980 Pink Floyd's "---------- " hits #1.?

In 1493 France cedes Roussillon & Cerdogne to ---------- by treaty of Barcelona.?