The document discusses the September 11, 2001 terrorist attacks in the United States. It provides background on the Twin Towers in New York City, which were the targets of two of the hijacked planes. It then describes how 19 al-Qaeda terrorists hijacked four commercial planes and crashed two into the World Trade Center towers, one into the Pentagon building, and one into a field in Pennsylvania. Nearly 3,000 victims were killed in the coordinated attacks.

1. integrants:
Heliel calles
Carolina cianca
Gilary González
Kimberly de león
Melany de león
Gustavo Mendoza

2. The Twin Towers

 The Twin Towers were the
tallest buildings in New York
City. At 110 stories each,
 WTC (North Tower) and 2
WTC (South Tower) provided
nearly 10 million square
 feet of office space for about
35,000 people and 430
companies. For a brief period
upon their completion in
1973, they were the tallest
buildings in the world. They
attracted roughly 70,000
commuters and tourists daily.

3. Attacks of september 11

 were a series of four coordinated
terrorist attacks launched by the
Islamic terrorist group al-Qaeda
upon the United States in New
York City and the Washington,
D.C., metropolitan area on
Tuesday, September 11, 2001.
Suspicion quickly fell on al-
Qaeda. Although the group's
leader, Osama bin Laden, initially
denied any involvement, in 2004,
he claimed responsibility for the
attacks

4. World Trade Center

 The World Trade Center
(WTC) was a 16-acre
commercial complex in
lower Manhattan
 that contained seven
buildings, a large plaza,
and an underground
shopping mall that
connected six of the
buildings. The
centerpieces of the
complex were the Twin
Towers

5. the collapse of World
Trade Center

 The attacks resulted in the deaths of 2,996 people,
including the 19 hijackers and 2,977 victims. The victims
included 246 on the four planes.2,606 in New York City in
the towers and on the ground, and 125 at the Pentagon.
Nearly all of the victims were civilians; 55 military
personnel were among those killed at the Pentagon.

6. Osama bin Laden and al
quaeda

 It is a paramilitary organization that uses terrorist
practices. Its founder, leader and largest contributor was
Osama bin Laden jihadi terrorist, a member of the bin
Laden family 19 Al Qaeda militants led by Egyptian
Mohamed Atta conducted on 11-S (September 11 attack)
against the Pentagon and World Trade Center (WTC).
That was the attack happened in EE. UU. most terrible in
the history of this country, with 3,000 dead.

7. the four hijacked planes

 Four passenger airliners were hijacked by 19 al-Qaeda
terrorists so they could be flown into buildings in suicide
attacks. Two of those planes, American Airlines Flight 11
and United Airlines Flight 175, were crashed into the
North and South towers, respectively, of the World Trade
Center complex in New York City A third plane,
American Airlines Flight 77, was crashed into the
Pentagon
 The fourth plane, United Airlines Flight 93, was targeted
at Washington, D.C., but crashed into a field near
Shanksville, Pennsylvania