Complex sentence: The Committee of Union and Progress's adoption of an aggressive form of Ottomanism failed, its opponents regarding it as tantamount to Turkification, further straining relations among ethnic minorities and their fledgling government.
Split into simpler sentences: The Committee of Union and Progress's adoption of an aggressive form of Ottomanism failed. Its opponents regarded it as tantamount to Turkification, further straining relations among ethnic minorities and their fledgling government.