Foreign relations -- 5 Drug traffic -- 4 History -- 3 Cold War 2 Islam and politics -- 2 Political aspects -- 2 Terrorism -- 2 more ... Causes 1 Drug control -- 1 Drug trade -- 1 Intelligence service -- 1 Islamic fundamentalism 1 Jihad -- 1 Military relations -- 1 Petroleum industry and trade -- 1 Political aspects 1 Politics and government 1 Politics and government -- 1 Radicalism -- 1 September 11 Terrorist Attacks, 2001 1 September 11 Terrorist Attacks, 2001 -- 1 Terrorism 1 less ...