Wednesday's call was "a positive call, and we appreciate the support of the U.S.," Israel's U.N. Ambassador Danny Danon told reporters.
In Israel, many observers believe a response is imminent after Supreme Leader Ayatollah Ali Khamenei said Iran would "harshly punish" Israel for the strike in Tehran.
"Iran will never remain silent in the face of aggression against its interests and security", Pezeshkian told Macron in a phone call.
Many airlines globally are revising their schedules to avoid Iranian and Lebanese airspace while also calling off flights to Israel and Lebanon.
Israel's chief military spokesman, Rear Admiral Daniel Hagari, blamed Sinwar for the Oct 7 attack and said Israel would continue to pursue him.
Wednesday's assassination has aroused fears of direct conflict between Tehran and its arch-enemy Israel in a region shaken by Israel's war in Gaza and a worsening...
"Early this morning, the residence of Ismail Haniyeh in Tehran was struck, resulting in his and one of his body guards' martyrdom. The cause is under...