The Zionist Supremacist War Pigs who control the United States, many other Western nations, the Military-Industrial Complex, many of the West's intelligence agencies, etc. wants to destroy Iran because Iran hates them and their push for a global dictatorship.
To escalate tensions further, the Zionists have just killed the leader of Hamas (which the Zionists created to displace the Palestinian Liberation Authority [PLO] in Israel) in Iran.
https://www.zerohedge.com/geopolitical/huge-airstrikes-rock-densely-populated-beirut-suburb-israels-retaliation-begins