Is Jeremy Corbyn pro-Palestinian or something else?

Found on the web, not my creation. 

'              Jeremy Corbyn 

                      IS NOT

               pro Palestinian!!!

🔹He has never spoken out against Pakistan for their part in the slaughter of 25,000 Palestinians in September 1970...!!!

🔹He has never spoken out against the ethnic cleansing of 100,000+ Palestinians to Tunisia by the Hashemites following Black September...!!!

🔹He has never spoken out against the atrocities committed on Palestinians by  Saddam Hussein and the theft of their money and property...!!!

🔹He has never spoken out against the atrocities committed by Iraqi and Iranian militias 2004 - 2007 when as many as 10000 Palestinians were killed and three times that number ethnically cleansed to refugee camps in Jordan...!!!

🔹He has never spoken out against those Arab countries forcing Palestinians into refugee camps when promising them freedom and citizenship...!!!

🔹He has never spoken out against the 4000 Palestinians killed by Russian, Syrian and Iranian troops in Syria...!!!

🔹He has never spoken out against the 2000 Palestinians killed by Hamas in the war with Fatah...!!!

🔹He has never spoken out against the the unknown number of gay Palestinians thrown off of building by Hamas...!!!

🔹He has never spoken out against the unknown number of Palestinians executed without trial by Hamas...!!!

🔹He has never spoken out against the 150 children killed by Hamas during tunnel construction...!!!

Why would you think this political lightweight was pro Palestinian

                   !?!?!?!?!?

                          😉

(From Peter Baum)'

Those seem fair points but if Jeremy Corbyn isn't simply pro-Palestinian then what motivates his verbal attacks on Israel?