Historical clue formulations

• Beef up the arsenal, say — 2026-01-14
• Supply with more weaponry — 2025-12-31
• Prepare to break a peace treaty, perhaps — 2022-10-18
• Give new weapons to — 2017-10-10
• Abandon détente — 2016-07-10
• Break a peace treaty, say — 2014-01-26
• Violate a peace treaty, maybe — 2012-04-01
• Violate a peace treaty, maybe — 2012-03-14
• Get guns again — 2011-10-31
• Supply with more ammo, say — 2010-09-29
• Abrogate a peace treaty, maybe — 2010-04-29
• Give up on détente — 2007-06-10
• Give new weapons — 2004-11-10
• Break international agreements, maybe — 2002-10-27
• Get strong again — 2001-09-27
• Undo détente — 2001-09-12
• Show signs of militarism — 2001-04-08
• Abandon détente — 2001-03-25
• What old enemies may do — 2001-02-22
• Violate a treaty, perhaps — 1997-07-06
• Get ready for battle again — 1997-05-06
• Scrap detente — 1995-08-12