Final answer:
Bosnia and Herzegovina is the country that is split into different regions, including the Bosniak/Croat Federation and the Bosnia Serb-led Republic Srpska, along with the Brcko District.
Step-by-step explanation:
Bosnia and Herzegovina is the country that is split into the Bosniak/Croat Federation of Bosnia and Herzegovina and the Bosnia Serb-led Republic Srpska, as well as the Brcko District.
Following the breakup of Yugoslavia in the early 1990s, ethnic tensions escalated into war within Bosnia and Herzegovina. The warring groups signed a peace agreement in 1995 called the Dayton Accord, which divided the country into three parts: Serb, Croat, and Bosnian.