Complex sentence: On 26 May 1918, after the Transcaucasian Democratic Federative Republic fell and its bodies were dissolved, the Azerbaijani faction of it was renamed the Azerbaijani National Council (NC).
Split into simpler sentences: On 26 May 1918, after the Transcaucasian Democratic Federative Republic fell and its bodies were dissolved. The Azerbaijani faction of constituted itself into the Azerbaijani National Council (NC).