India, March 15 -- Switzerland announced closing its airspace for US military flights amid the ongoing conflict in the Middle East, citing its tradition of neutrality in armed conflicts.

The development comes even as US President Donald Trump urged other countries to send warships to the Strait of Hormuz on Saturday, following Iran's threat to retaliate Washington's bombing of the Kharg Island.

The Switzerland government said two requests for US reconnaissance planes to cross over Switzerland were rejected on Sunday. However, the federal authority granted permission to three other flights, including two transport aircraft.

"The Swiss Federal Council has today decided on several requests for overflights by US military aircraft. Two requ...