What is it that you dont know? If you think some other nation are behind it the take a look at this official statement - US military helped stop Iranian missiles heading to Israel, officials say

Its mainly the US, which has sent thousands of bombs, Hellfire misses, guidance kits and more to Israel over the years. Trump is not the supplier it is the US aids specifically. Even before Trump became the current President, US-proposed $8B arms sale will likely be Biden’s last major deal with Israel.

See more here https://timesofindia.indiatimes.com/world/middle-east/israel-iran-war-us-helps-israel-intercept-iranian-missile-barrage-warships-and-jets-mobilised-across-middle-east/articleshow/121838363.cms?utm_source=chatgpt.com