Because of the unprecedented scope of terrorist attacks against the World Trade Center in New York and the Pentagon in Washington on 11 September 2001, democratic states began to urgently form a wide international coalition against terrorism. After the acts of terror in the USA, Lithuania faced a new challenge: to determine new objectives of foreign and security policy, review old priorities, adapt them to new realities of the geostrategic environment.

The purpose of the article is to survey and estimate the contribution of Lithuania to the fight of international community against terrorism; discuss the program against terrorism of the Republic of Lithuania; survey the joining of Lithuania to international conventions; discuss and estimate the solidarity of Lithuania with international community in fighting against terrorism.