The statement that is not true about the people of Croatia, Bosnia, and Serbia is: They would have their own state of Yugoslavia after World War I.
Explanation:
1. They share close religious ties: True. The people of Croatia, Bosnia, and Serbia have historical religious connections with Croats being predominantly Roman Catholic and Serbians primarily Eastern Orthodox.
2. They have strong linguistic ties: True. These countries have strong linguistic connections due to the similarities in their languages which are part of the South Slavic language group.
3. Croatia and Bosnia were part of the Austro-Hungarian Empire during World War I and the Empire overran Serbia during the War: True. Croatia and Bosnia were indeed part of the Austro-Hungarian Empire during World War I, while Serbia was overrun by the Empire during the war.
4. Croatians are primarily Roman Catholic and Serbians are primarily Eastern Orthodox: True. This statement reflects the predominant religious affiliations in Croatia and Serbia accurately.
Therefore, the statement that is not true is: They would have their own state of Yugoslavia after World War I. After World War I, the Kingdom of Serbs, Croats, and Slovenes was formed, which later became known as Yugoslavia in 1929, uniting various South Slavic regions under one state.
