Pakistan on Sunday condemned the US attacks on Iran's nuclear facilities, calling them a violation of international law and warning of the risk of further escalation of violence in the region.

The US strike on Iran fuelled fears that Israel's war with Tehran could escalate to a wider regional conflict, and other countries began reacting on Sunday with calls for diplomacy and words of caution.

Iran's foreign minister said on Sunday that with the overnight strikes on Iran, 'there is no red line' that the US has not crossed.

Iran's ambassador to the United Nations called on Sunday for an emergency Security Council meeting for what he described as America's “heinous attacks and illegal use of force” against Iran.

The 14th Dalai Lama is expected to make a significant announcement, most likely on his reincarnation, on July 2, four days before he turns 90 on July 6.

Israel's Airport Authority announced Sunday it was closing the country's airspace to both inbound and outbound flights in the wake of the US attacks on Iranian nuclear sites.

Applauding US President Donald Trump’s “bold decision” to hit Iran’s nuclear facilities, Israeli Prime Minister Benjamin Netanyahu on Sunday said that it demonstrated “peace through strength” and will lead to a future of peace and prosperity in the region and beyond.