Historical clue formulations

• Russia's ___-Tass news service — 2015-08-06
• ___-Tass news agency — 2010-12-21
• ___-Tass news agency — 2010-10-17
• ___-Tass news agency — 2008-10-14
• ___-Tass news agency — 2008-07-23
• ___-Tass news agency — 2008-01-15
• ___-Tass news agency — 2006-11-17
• ___-Tass news agency — 2006-06-14
• ___-Tass news agency — 2006-05-03
• With 17-Across, big name in international news — 2005-10-29
• ___-Tass (Russian news agency) — 2004-03-30
• _____-Tass news agency — 1996-08-21
• ___-Tass news agency — 1996-07-29
• ____ Tass news agency — 1995-11-22
• _____ Tass (Russian news agency) — 1995-04-29