What was happening in muslim lands that led european christians to begin going on crusades at the end of the 11th century

to kill a mockingbird is a 1962 american drama film directed by robert mulligan. the screenplay by horton foote is based on harper lee's 1960 pulitzer prize- winning novel of the same name. it stars gregory peck as atticus finch and mary badham as scout. in 2003, the american film institute named atticus finch the greatest movie

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i think the answer is the one about environmental and social health.

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