Complex sentence: In the early fifteenth century, the new Safavid dynasty protected the Armenians, but the region was at the center of conflicts between the Safavids and the Ottomans, who invaded Western Armenia in 1513.
Split into simpler sentences: In the early fifteenth century, the new Safavid dynasty protected the Armenians. But the region was at the center of the rivalry between the Safavids and the Ottomans, who invaded Western Armenia in 1513.