sentences:  With this, the two groups agreed to work together towards a united and independent state for Czechs and Slovaks.Joining the Czech and the Slovak population groups helped the Slovaks break away from the Hungarian state of the Austro-Hungarian Empire, and created a state with a clear Slavic majority to overcome the large German speaking population of Bohemia.On Friday, 31 May 1918, a meeting of the Czecho-Slovak National Council under the presidency of Tomáš Garrigue Masaryk, was called into order at the Loyal Order of Moose Building, 628-634 Penn Avenue, Pittsburgh, Allegheny County, Pennsylvania, United States of America.