Americans need to understand their obligations to one another and to their country if U.S. democracy is to survive.

America's democratic difficulties will have major implications for the world.

Many in Iran’s women-led protests are calling for the removal of Ayatollah Ali Khamenei and an end to the Islamic Republic. Here’s what to know about Iran’s top political and religious authority.

The world is on the cusp of a new era where nuclear weapons are likely to play a bigger role.

The Islamic Republic of Iran may be on an accelerated schedule for revolutionary decay, at least if compared to the USSR.