The weapons are a small part of the US financial commitment to UKR and Israel. It's the massive welfare payments, that subsidize both economies, $60bn+.
Meanwhile US just went further into debt by $4.5tn as it's own citizens are losing health care and American cities face a massive homeless drug crisis.
Unemployment in America is rising as US business face daily threats of new and changing tariffs. Long standing trading partners are forming partnerships without the US. the EU and China is a serious problem as is Mexica and Canada to the EU.
Japan and South Korea are also in talks for a US free partnership.