Members of the Iran's Assembly of Experts attend their biannual meeting of the assembly in Tehran, Iran, March 10, 2015.
Members of the Iran's Assembly of Experts attend their biannual meeting of the assembly in Tehran, Iran, March 10, 2015. AP
Members of the Iran's Assembly of Experts attend their biannual meeting of the assembly in Tehran, Iran, March 10, 2015. AP

Precedent for GOP’s Iran letter hard to find, historians say

March 10, 2015 3:36 PM