Complex sentence: He has also campaigned for the recognition of the State of Palestine and been a long-standing critic of the Israeli government, and his views have been criticised by "The Jewish Chronicle" and Joan Ryan, the Chairman of Labour Friends of Israel.
Split into simpler sentences: He has also campaigned for the recognition of the State of Palestine and been a long-standing critic of the Israeli government. However, Corbyn's views on the conflict have also been criticised by "The Jewish Chronicle" and Joan Ryan, the Chairman of Labour Friends of Israel.