At least 73 people were killed and 170 injured in an explosion near the cemetery where General Soleimani was buried in Iran.
Relations between the two countries were severed in 1979.
A person who was said to be a spy of Israel's "Mossad" intelligence service was executed in Iran's Sistan and Baluchistan region.
The proposal to cancel visas was put forward by the Ministry of Cultural Heritage, Tourism and Folk Crafts. Earlier it was said that 32 countries will be unilaterally canceled visa.
11 policemen were killed as a result of an armed attack on a police station in Rask, Sistan-Baluchistan region of Iran.
Iran's Defense Minister criticized the US plan to create an international group to protect ships in the Red Sea, saying that if it is done, it will face serious problems.
Iran has decided to unilaterally cancel the visa procedure with 32 countries in order to revive tourism. Uzbekistan may be among them.