Sentence 1: During his reign , the Moghuls ( Persian name of the Mongols ) still preserved their Mongolian identity and spoke in the Mongol language .
Sentence 2: During his reign , the Moghuls ( Mongol designation of Mongols ) still preserved their Mongolian identity and spoke in Persian language .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?