Apart from the "surge" in troop deployments to Iraq in 2007, how did the U.S. manage to contain sectarian violence?

A) with educational campaigns
B) with the help of missionary activists
C) by paying tribal leaders to stop fighting
D) by obtaining U.N. resolutions

Tribal Leaders

Key figures within tribal societies who hold authority and responsibility for governance, decision-making, and welfare of their communities, often inherited or elected positions.

Sectarian Violence

Conflict stemming from sectarianism, or rigid adherence to a particular sect or religious/political group, often resulting in violence and discrimination against perceived out-group members.

Surge

A sudden and powerful forward or upward movement, especially by a crowd or by a natural force such as the waves or tide.