Crossword Puzzle Thirtysomething group

Clue: Thirtysomething group

Group with thirtysomethings, briefly (GENX with 4 letters)
Sloop group (CREW with 4 letters)
New York singing group that last performed in 2007 (HARLEMBOYSCHOIR with 15 letters)
WWII support group (WAACS with 5 letters)
Group jargon (e.g. ARGOT with 5 letters)
Strategizing group for the GOP (RNC with 3 letters)
Tight group? (SOTS with 4 letters)
Fits into groups (ASSORTS with 7 letters)
Bears' group (NFC with 3 letters)
Ethnic group for most Chinese (HAN with 3 letters)