<P> On October 7, 2001, the War in Afghanistan began when U.S. and British forces initiated aerial bombing campaigns targeting Taliban and al - Qaeda camps, then later invaded Afghanistan with ground troops of the Special Forces . This eventually led to the overthrow of the Taliban rule of Afghanistan with the Fall of Kandahar on December 7, 2001, by U.S. - led coalition forces . Conflict in Afghanistan between the Taliban insurgency and the Afghan forces backed by NATO Resolute Support Mission is ongoing . The Philippines and Indonesia, among other nations with their own internal conflicts with Islamic terrorism, also increased their military readiness . </P> <P> The military forces of the United States of America and the Islamic Republic of Iran cooperated with each other to overthrow the Taliban regime which had had conflicts with the government of Iran . Iran's Quds Force helped U.S. forces and Afghan rebels in the 2001 uprising in Herat . </P> <P> Hundreds of thousands of tons of toxic debris containing more than 2,500 contaminants, including known carcinogens, were spread across Lower Manhattan due to the collapse of the Twin Towers . Exposure to the toxins in the debris is alleged to have contributed to fatal or debilitating illnesses among people who were at Ground Zero . The Bush administration ordered the Environmental Protection Agency (EPA) to issue reassuring statements regarding air quality in the aftermath of the attacks, citing national security, but the EPA did not determine that air quality had returned to pre-September 11 levels until June 2002 . </P> <P> Health effects extended to residents, students, and office workers of Lower Manhattan and nearby Chinatown . Several deaths have been linked to the toxic dust, and the victims' names were included in the World Trade Center memorial . Approximately 18,000 people have been estimated to have developed illnesses as a result of the toxic dust . There is also scientific speculation that exposure to various toxic products in the air may have negative effects on fetal development . A notable children's environmental health center is currently analyzing the children whose mothers were pregnant during the WTC collapse, and were living or working nearby . A study of rescue workers released in April 2010 found that all those studied had impaired lung functions, and that 30--40% were reporting little or no improvement in persistent symptoms that started within the first year of the attack . </P>

What day of the week was september 10 2002