In 1993, people sent letters bearing which new stamps to fake addresses so they'd be marked "Return to Sender"?

In 1991 he joined "Growing Pains" as Luke Brower; six years later he was "king of the world" in a movie. Who is he? In 1993, 18 U.S. soldiers were killed in a fierce battle in which African capital? Which Cuban leader, who took power in 1959, ruled for decades under a U.S. trade embargo begun in the early 1960s? In 1993, Julie Krone became the first female jockey to win a Triple Crown race, taking which third leg? In 1994, two days after Philippe Biamby and Raoul Cédras left Haiti for exile, which president returned? In 1995, the U.S. dollar hit a then-record low of about 80 units of which currency, of a former WWII opponent? In 1996, after lifting a ban, which Waco, Texas, university held the first on-campus dance in its 151-year history? In 1996, the Supreme Court struck down four of which areas, drawn to boost black and Hispanic representation?