Original sentence: -led coalitions.In the aftermath of the attacks, the view that they had "changed the world forever" became commonplace: that the United States was now vulnerable to terrorist attacks in a way that only other nations had experienced.The U.The USA PATRIOT Act was passed to increase the ability of law enforcement agencies to respond to terrorist threats.The United States responded by declaring a war on terrorism, primarily to bring to justice those believed to be responsible, but with a stated long-term goal of preventing the emergence of other terrorist networks by means including economic and military sanctions against states perceived as harboring terrorists, and increasing global surveillance and intelligence-sharing.The biggest operations outside of the United States were the invasions of Afghanistan and Iraq by U.Within the United States many measures were taken to prevent a reccurrence of the attacks by the creation of the Department of Homeland Security and the Transportation Security Administration.was not the only nation to increase its military readiness, with other notable examples being the Philippines and Indonesia
Edited sentence: In the aftermath of the attacks the US was to launch the Global War on Terrorism