US keen on engaging Iran diplomatically to Stop Nuclear Proliferation

WASHINGTON - President Barack Obama and Vice President Joseph R. Biden Jr. have said in separate interviews that they will not be deterred from engaging Iran diplomatically in spite of the political crisis in that country.

US urges Iran to accept invitation to nuclear talks with Washington and five key players

UNITED NATIONS — The United States urged Iran on Monday to agree to a meeting with the six key nations trying to ensure that its nuclear program is peaceful in which the U.S. will be “a full participant.”