Question

american terrorist that destroyed the murrah federal building in 1995.
this militant extremist group of sunni jihadists carried out the terrorist attacks on the united states in 2001.
he was the leader of the terrorist group that carried out the terrorist attacks on the united states in 2001.
this cabinet - level federal agency was created in 2002 in the wake of the 9/11 attacks.
this legislation, passed in the aftermath of 9/11, and expanded law enforcement agencies authority for the purpose of fighting terrorism.

Explanation:

This problem involves matching historical events and figures related to terrorism in the US, which falls under History (a subfield of Social Science). Let's identify each match:

1. "American terrorist that destroyed the Murrah Federal Building in 1995" → Timothy McVeigh (Oklahoma City bombing).
2. "This militant extremist group of Sunni Jihadists carried out the terrorist attacks on the United States in 2001" → Al - Qaeda.
3. "He was the leader of the terrorist group that carried out the terrorist attacks on the United States in 2001" → Osama bin Laden.
4. "This Cabinet - level Federal agency was created in 2002 in the wake of the 9/11 attacks" → Department of Homeland Security.
5. "This legislation, passed in the aftermath of 9/11, and expanded law enforcement agencies authority for the purpose of fighting terrorism" → USA PATRIOT Act.

Answer:

1. American terrorist that destroyed the Murrah Federal Building in 1995: Timothy McVeigh
2. This militant extremist group of Sunni Jihadists carried out the terrorist attacks on the United States in 2001: Al - Qaeda
3. He was the leader of the terrorist group that carried out the terrorist attacks on the United States in 2001: Osama bin Laden
4. This Cabinet - level Federal agency was created in 2002 in the wake of the 9/11 attacks: Department of Homeland Security
5. This legislation, passed in the aftermath of 9/11, and expanded law enforcement agencies authority for the purpose of fighting terrorism: USA PATRIOT Act