Language in the "peace deal" will give the U.S. exclusive rights to develop a key transit route that will be named after Trump.

Yerevan, Armenia — Residents and politicians in Armenia and Azerbaijan responded Saturday with cautious hope — and skepticism in some cases — after their leaders signed a U.S.-brokered agreement at the White House aimed at ending decades of hostilities.

Armenia still must amend its constitution to remove a reference to Nagorno-Karabakh, Azerbaijan's ambassador to Britain said.