Iran played a central role in Jimmy Carter's presidency, but in Tehran, where state television branded him the "architect of economic sanctions", many have far from fond memories of the late US president.

The nation will pay final homage to the 39th President on Tuesday. A Commander in Chief who drew enormous praise for the leadership and the service he consistently delivered long after his White House years.

The first events reflected Carter's climb up the political ladder, from the tiny town of Plains, Georgia, to decades on the global stage as a humanitarian and advocate for democracy. Here is what to know about the initial ceremonies and what happens next: The proceedings began at 10:15 a.