Pakistan faced a civil war and Indian military intervention in 1971 resulting in the secession of East Pakistan as the new country of Bangladesh. The country has also unresolved territorial disputes with India, resulting in four conflicts. Pakistan was closely tied to the United States in Cold War. In the Afghan-Soviet War, it supported the Sunni Mujahideens and played a vital role in the defeat of Soviet Forces and forced them to withdraw from Afghanistan. The country continues to face challenging problems including terrorism, poverty, illiteracy, corruption and political instability. Terrorism due to War of Afghanistan damaged the country's economy and infrastructure to a great extent from 2001-09 but Pakistan is once again developing.