Historical clue formulations

• Bill killers — 2021-10-10
• Nixes from Nixon, e.g. — 2018-06-11
• Sends back to Congress, say — 2015-07-18
• Won't allow — 2013-03-09
• Says no to — 2012-01-01
• Presidential noes — 2009-01-26
• Nixes — 2004-06-10