I thought that was outlawed in the UN Charter. After all, that's why the US Administration has always resorted to the coy "all options are on the table" nonsense, rather than issue overt threats. Basically, Netanyahu is urging the USA to act like it is still being run by Bush and Cheney, when those two clowns even baulked at bombing Syria. Give it up, Bibi.
Hundreds gather in protest at CA GOP convention when Trump is set to speak (Haaretz)
from the article: Netanyahu to tell Biden: Only military threat can stop Iran