UnScramble this Word: t a u e q z s r?

Questions

In 1954 Ron---------- , actor (Mayberry RFD, Happy Days, American Graffiti), director (Splash, Cocoon, Backdraft), born. ?

In 1966 Venera 3, ---------- landing. ?

In 1969 Mickey ---------- announces his retirement. ?

In 1981 MTV goes on the air broadcasting "---------- " by the Buggles. ?

In 1836 Texas declares its independence from?