Twenty Years Since 9/11: The Evolving Terrorist Threat to the U.S. Homeland
Saturday, September 11, 2021 marked the twentieth anniversary of the 911 terrorist attacks — the single deadliest terrorist attack on the U.S. homeland, perpetrated by al-Qaeda operatives and planned out of the group’s Taliban-enabled safe haven in Afghanistan. The twentieth anniversary of the attacks came at the heels of the…