May 24 (Reuters) - U.S. lawmakers appearing on Sunday morning talk shows split sharply over a potential deal to end the Iran war, with Republicans mostly backing the publicly reported contours of an agreement being negotiated by President Donald Trump and Democrats dismissing it as accomplishing little.

By Patricia ZengerleWASHINGTON, May 21 (Reuters) - Republican leaders of the U.S. House of Representatives unexpectedly canceled a vote on Thursday on a resolution seeking to end…

Democrats, and some Republicans, have called on Trump to ask Congress for authorisation to use military force