Historical clue formulations

• U.S. broadcasting service — 2020-05-31
• U.S. broadcaster overseas — 2017-03-19
• U.S. broadcaster overseas — 2016-02-24
• U.S. broadcaster in 40+ languages — 2013-05-29
• Intl. broadcaster — 2013-05-24
• Big multilanguage broadcaster, briefly — 2012-09-14
• Cold war broadcasting inits. — 2010-10-31
• Overseas news source, in brief — 2009-09-20
• U.S. broadcaster overseas — 2009-06-01
• Big inits. in overseas broadcasting — 2005-05-29
• Overseas broadcaster, in brief — 2005-01-02
• Overseas broadcasting service: Abbr. — 2003-05-18
• Cold war broadcaster: Abbr. — 2001-04-22
• "Tuning in the U.S.A." broadcaster: Abbr. — 1999-09-05
• Broadcaster in many langs. — 1999-08-01