Original sentence: According to Israeli sources, their forces boarded the flotilla after it had declined to change its route to the port of Ashdod, where they intended to inspect the cargo and had promised to deliver the aid to Gaza, except for banned building materials.On the other side "armada of hate" were called by Israeli and seized by Israeli naval forces in the international waters of the Mediterranean Sea.The Gaza flotilla clash occurred on 31 May 2010, when an aid shipment flotilla of pro-Palestinian activists initially organized by "Free Gaza Movement", who were planning to deliver aid in attempt to breach the Gaza blockade
Edited sentence: According to Israeli sources, their forces boarded the flotilla after it had declined to change its route to the port of Ashdod, where they intended to inspect the cargo and deliver non-banned items to Gaza.The Gaza flotilla clash occurred on 31 May 2010, when a flotilla of six ships carrying pro-Palestinian activists, known as the "Gaza freedom flotilla", who were planning to attempt to breach the Gaza blockade, were seized by Israeli naval forces in the international waters of the Mediterranean Sea