Complex sentence: Under Islamic rule, there was a Golden age of Jewish culture in Spain that lasted until at least the 11th century, when several Muslim pogroms against Jews took place on the Iberian Peninsula; including those that occurred in Córdoba in 1011 and in Granada in 1066.
Split into simpler sentences: Under Islamic rule, there was a Golden age of Jewish culture in Spain that lasted until at least the 11th century. It ended when several Muslim pogroms against Jews took place on the Iberian Peninsula, including those that occurred in Córdoba in 1011 and in Granada in 1066.