Theyd be naïve to think wed back them up. In 1991, people living in southern Iraq thought wed sent a message of solidarity only to see Schwarzkopf fly away in a helicopter. Unless the House approves several permanent military bases along the Iraq/Iran border where the CIA could arm resistance groups, this is nothing but a bunch of impotent D.C. bureaucrats shuffling their paper work.
Backing them up would have to be part of a coordinated plan