The UN Security Council voted to endorse the Iran nuclear deal. Photo: wiki commons.

The Obama administration was forced to play defense on Monday after lawmakers in both parties criticized its decision to let the United Nations — not Congress — have the first say on the Iran nuclear deal.

Republicans pounced on the decision following the U.N. Security Council’s 15-0 vote, arguing the White House was giving short shrift to congressional assent in a rush to build international support for the agreement.

Read full story at The Hill.