- Ethnic Albanians make up the overwhelming majority of Albania's population.
- Romania and Bulgaria have a more diverse population. Romanians are the predominant group in Romania, while Bulgarians are the majority in Bulgaria. However, both countries also have significant minorities of other ethnic groups, including Hungarians, Roma, and Turks.
Religion
- Albania is majority Muslim, with Sunni Islam being the predominant faith.
- Romania and Bulgaria are both predominantly Christian. Romania is mainly Eastern Orthodox, while Bulgaria is predominantly Bulgarian Orthodox.
Language
- The official language of Albania is Albanian.
- The official languages of Romania and Bulgaria are Romanian and Bulgarian, respectively.
Politics
- Albania has a parliamentary republic, where the prime minister is the head of government and the president is the head of state. The parliament holds legislative power.
- Romania and Bulgaria are both republics with a semi-presidential system, where the president and the prime minister share executive power. The president is the head of state and the prime minister is the head of government.
History
- Albania has a long and rich history, dating back to antiquity. It was part of the Roman Empire, the Byzantine Empire, and the Ottoman Empire. Albania declared its independence in 1912.
- Romania has a long history as well, dating back to the Middle Ages. It was once a part of the Roman Empire, the Byzantine Empire, and the Ottoman Empire. Romania declared its independence in 1878.
- Bulgaria has an ancient history, dating back to the 7th century. It was once a part of the Roman Empire, the Byzantine Empire, and the Ottoman Empire. Bulgaria proclaimed independence in 1908.
Cultural heritage
- Albania is rich in cultural heritage. The country has many ancient archaeological sites, including the ancient city of Butrint. Albania is also home to several UNESCO World Heritage sites.
- Romania is also rich in cultural heritage. The country has many medieval churches and castles. Romania is also home to several UNESCO World Heritage sites.
- Bulgaria has a rich cultural heritage, evidenced by its many ancient archaeological sites, medieval churches, and traditional folk customs. The country is also home to several UNESCO World Heritage sites.
Overall, Albania, Romania, and Bulgaria present distinctive characteristics based on their ethnic composition, religion, language, political systems, historical evolution, and cultural legacies.