How many times Muslims invaded Europe vs. Europeans invaded Muslim countries?

Historical facts and Comparisons: How many times Muslims invaded Europe vs. Europeans invaded Muslim countries.
Islamics Launched their Crusades in 630 A.D. Western Crusades started in 1095 A.D. to Stop Muslim Invasion. Crusades were a defensive action against the forcible expansion of Islam into territories that had been part of Christendom for centuries.
The Crusades were started by the Muslims in the year 630 A.D. when Muhammad invaded and conquered Mecca. Later on, Muslims invaded Syria, Iraq, Jerusalem, Iran, Egypt, Africa, Spain, Italy, France, etc. The Western Crusades started around 1095 to try to stop the Islamic aggressive invasions. Islamic Crusades continued even after the Western Crusade. Islam has killed about 270 million people: 120 million Africans*, 60 million Christians, 80 million Hindus, 10 million Buddhists, etc.