Pakistan , which has a mostly Sunni population , has seen sectarian attacks against minorities including Shias , who account for about 35 – 40 % of Pakistan 's population , and are the followers of the Prophet 's progeny . Two days prior to these attacks dozens of Shias were killed in a similar attack in Lahore . Sunni militant groups like Lashkar-e-Jhangvi and Sipah-e-Sahaba Pakistan which operate freely in Pakistan have for years targeted minorities including Shias
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September 2010 Lahore bombings
September 2010 Quetta bombing