PARIS — Defense-technology startups had their best funding year ever in 2025, with investors keen to finance autonomous systems and artificial intelligence for the battlefield, according to data from business-intelligence providers that track venture capital funding. The value of venture capital deals in defense technology jumped to a record $49.1 billion last year from $27.2 billion a year earlier, according to data compiled by PitchBook and shared with Defense News. The PitchBook data