Early history of Bosnia and Herzegovina blocks. Daors made unique bronze coins and sculptures. Conflict between the Illyrians and ancient Romans started in 229 BC. In the year 168 BC, the land of Illyrians became the Roman province of Illyricum. Rome complete its annexation of the region in 9, ending a three-year rebellion of Illyrians against Romans. In year 10, Illyria was divided and the northern strip of today's Bosnia along the south side of the Sava River became part of the new province of Pannonia. The rest of what is today Bosnia, Herzegovina, Montenegro, Dalmatia, and western Serbia became part of the Roman province of
Bosnia and Herzegovina–Croatia relations Bosnia-Herzegovina sovereignty. Six years later, the Croatian government called for the ratification of this agreement; however, as of 2007, it was not ratified. The two countries negotiated Neum Agreement and Ploče Agreement defining special arrangements for Croatian transit traffic through Neum and Bosnia and Herzegovina access to the port of Ploče to compensate for non-contiguity of Croatian territory between Ploče and Dubrovnik and lack of a seaport in Bosnia and Herzegovina. Recently Croatia has opted to build a bridge to the Pelješac peninsula to connect the Croatian mainland with the exclave as part of the A1 motorway Zagreb–Dubrovnik, but Bosnia