Historical clue formulations

• Formal accord — 2026-05-13
• Treaty — 2026-04-08
• Deal — 2026-04-04
• What a handshake may lead to — 2025-06-18
• Covenant — 2025-05-01
• Diplomatic success — 2024-10-11
• Deal — 2024-08-03
• International treaty — 2024-07-08
• Diplomat's success — 2024-06-04
• Big deal — 2023-12-09
• Treaty — 2023-10-11
• Result of an entente — 2022-07-13
• Pinky swear, e.g. — 2022-03-12
• Truce — 2021-08-01
• Covenant — 2021-03-31
• Triumph of diplomacy — 2020-07-28
• Solemn agreement — 2019-12-04
• Bargain — 2019-05-03
• Hostilities ender — 2018-11-22
• Entente — 2017-10-07
• Treaty — 2017-08-15
• Treaty — 2017-03-13
• Agreement — 2017-01-15
• A handshake may seal one — 2016-07-06
• Bargain — 2015-12-18
• Covenant — 2015-11-18
• Nafta, for one — 2015-10-19
• Binder? — 2014-11-08
• Summit success — 2013-12-28
• Treaty — 2013-09-30
• Diplomatic goal — 2013-06-12
• Summit conference goal — 2013-04-24
• Deal — 2013-01-23
• Treaty — 2011-05-09
• Joining of opposite sides — 2009-10-29
• Agreement — 2009-02-10
• Peacemaker's goal — 2008-09-30
• War ender — 2008-05-22
• Accord — 2008-02-28
• Concordat — 2008-01-19
• War ender — 2007-08-07
• Treaty — 2007-03-13
• Treaty — 2006-09-11
• Hostilities ender — 2005-08-16
• Agreement — 2005-03-07
• Warsaw ___ — 2005-01-26
• Hostilities ender — 2004-08-24
• Result of a handshake, maybe — 2004-06-03
• Diplomat's goal — 2003-07-20
• Treaty — 2003-07-15