Federal republic
Many countries have a federal republic government; for example, the Republic of Austria, the Federal Republic of Brazil, the Federal Democratic Republic of Ethiopia, the Federal Republic of Germany, the Republic of India, the United Mexican States, the Swiss Confederation, the Federal Republic of Nigeria, the Islamic Republic of Pakistan, the Bolivarian Republic of Venezuela, and the United States of America.  As this list shows, some of these countries use "Federal Republic" in their name, and some do not. Federal Republics usually have presidents.