US arms transfers are conditioned by federal law, as the Congressional Research office explains, which: “prohibits security assistance to ‘any country the government of which engages in a consistent pattern of gross violations of internationally recognized human rights.’” (Foreign Assistance Act of 1961, as amended in 1976 with Section 502B(a)(2) (22 U.S.C. 2304(a)(2)). The Biden administration’s arms transfers to Israel are therefore blatantly illegal.

Source: State Department finding Israel not in Violation of Int’l Law Contradicted by Resigning Official