An in-depth analysis of the primary conflicts animating the contemporary struggle over the regional order of the Middle East. From the conflict between the United States and the Iranian-backed militias in Iraq and Syria to the recent Israel-Hamas war in the Gaza Strip, events in today's Middle East reflect the emergence of what has come to be known as an Iran-led "axis of resistance." A geopolitical network of state- and nonstate actors seeking to promote a new regional order, the "axis" primarily includes the Lebanese Hezbollah, Hamas in the Gaza Strip, Yemen's Houthi rebels, Syria, and...