from Grok:

The 14 Senators who voted against the National Defense Authorization Act (NDAA) for Fiscal Year 2025 are:

Democratic Senators: Cory Booker (D-NJ) Elizabeth Warren (D-MA) Ed Markey (D-MA) Bernie Sanders (I-VT) - although he caucuses with Democrats Jeff Merkley (D-OR) Peter Welch (D-VT) Tammy Baldwin (D-WI) Ron Wyden (D-OR) Sheldon Whitehouse (D-RI) Mazie Hirono (D-HI) Republican Senators: Rand Paul (R-KY) Mike Lee (R-UT) Mike Braun (R-IN) J.D. Vance (R-OH)

These votes were influenced by various reasons including concerns about the bill's provisions on transgender care, overall defense spending, and specific policy disagreements.