And the Iran/Iraq war (and the Kurds - also Turkey). Iraq-Kuwait. And Sudan's civil wars. Afghanistan's civil wars. Somalia. Civil(ish) war in Indonesia. Pakistan has been in a few wars as well. These would be wars involving Muslims in the 20th C.
Anyone who thinks that the Muslim world was peaceful before 1948 should do some investigation. You might include an investigation of what else was new in the Arab world in the 30's and 40's that created conflict. (hint - it's black and found under the ground). Add to this the collapse of the Ottoman Empire and the fading of colonialism allowed many of these Islamic countries the freedom to use violence as a political tool.
Anyone who thinks that the Muslim world was peaceful before 1948 should do some investigation. You might include an investigation of what else was new in the Arab world in the 30's and 40's that created conflict. (hint - it's black and found under the ground). Add to this the collapse of the Ottoman Empire and the fading of colonialism allowed many of these Islamic countries the freedom to use violence as a political tool.