Misc: Who battled with MC Tunes on his 1990 top 10 hit The Only Rhyme That Bites?

Questions

In 1945 2nd Republic of ---------- forms.?

In 1947 Ann ---------- Missouri, soul singer (I Can't Stand the Rain), born.?

In 1948 Katie ---------- vocals/guitarist (B-52's-Rock Lobster, Love Shack), born.?

In 1951 Ace ---------- Bronx NY, heavy metal rocker (Kiss), born.?

In 1950 South Africa passes ---------- segregating races.?