Tehran, April 14 -- Iran's Ambassador to the United Nations (UN) Amir Saeid Iravani has strongly condemned the United Nations over a naval blockade on Iranian ports, calling it a " gross violation" of Iran's sovereignty and territorial integrity, according to Iranian state media Press TV.

In a letter sent Monday to UN Secretary-General Antonio Guterres and the President of the UN Security Council, Iravani denounced Washington's move as an "illegal act of aggression" that threatens regional and international peace and security.

"The imposition of a naval blockade is a gross violation of the sovereignty and territorial integrity of the Islamic Republic of Iran," Iravani wrote, adding that the measure was publicly announced by US Central C...