There have been many terrorist attacks such as the September 11th attacks and the 67 terrorist attacks on Pakistan,The Mumbai attacks and many more

These are the attacks carried out by a drone (an unmanned military aircraft) generally by US military against terrorist camps / shelters.

Damascus terrorist attacks happened in 2008.

The terrorist attacks of September 11 left Americans being afraid and vulnerable. No longer could public safety be assumed. The attacks led to a surge in prejudice against Middle Easterners and Muslims.

Yes.

Israeli terrorists killed hundreds of people in Gaza in January 2009.

If the question was asking about whether there were any Palestinian terrorist attacks in the Israeli Settlements that were formerly within Gaza, the answer is also yes. There were several attacks on the Israeli Settlement of Gush Katif. (Note: All Gaza Settlements have since been abandoned by Israelis following the 2005 withdrawal.)