You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Islamism

Context:
The path of violence and military struggle was then taken up by the Egyptian Islamic Jihad organization responsible for the assassination of Anwar Sadat in 1981. Unlike earlier anti-colonial movements the extremist group directed its attacks against what it believed were "apostate" leaders of Muslim states, leaders who held secular leanings or who had introduced or promoted Western/foreign ideas and practices into Islamic societies. Its views were outlined in a pamphlet written by Muhammad Abd al-Salaam Farag, in which he states:

Question:
What sin were the leaders the extremists attacked guilty of?

promoted Western/foreign ideas and practices into Islamic societies