Historical clue formulations

• [U.S.A.] — 2014-06-11
• Frequent American flier? — 2013-02-22
• Private reading? — 2009-07-04
• Title subject of a 28-Across work — 2008-07-04
• March subject — 2004-03-13
• Old Glory — 2001-04-30
• Old Glory — 1995-06-14
• G.I. newspaper — 1993-12-14