 Complete the following phrase:  The Cossacks who lived in Zaporozhia were tasked in safeguarding the Russian Empire against the Crimean Khanate. Russias victory in the war and the annexation of Crimea, however, caused that their sole military role was lost. At the same time there were constant attacks by the Cossacks on the Serbian settlers. Antin Holovaty suggested to Grigori Potemkin to reorganize the Zaporozhian Host by the same style as the Don Cossack Host. Yet after the Zaporozhians offered support to the 