 Some returned to Russia and joined the new Host of Loyal Zaporozhians (later the Black Sea Cossack Host) formed out of the Cossacks who chose to remain in Russia in 1775.After the Russo-Turkish War (1806–12), Bessarabia became part of Russia, and the Danubian Cossacks lost their allocated land.Following Turkey's defeat, some Cossacks retreated with the Turkish Army across the Danube River, where the Sultan allowed them to build a Sich in the settlement of Katerlez in the Danube Delta right next to existing settlements of Nekrasov Cossacks and Lipovans.