Karakalpakstan, officially the Republic of Karakalpakstan, is an autonomous republic of Uzbekistan. It spans the northwestern portion of Uzbekistan. The capital is Nukus. Karakalpakstan covers an area of 166,590 km2 (64,320 sq mi), and has a population of about 2 million people. Its territory covers the classical land of Khwarazm, which in classical Persian literature was known as Kāt (کات).

Uzbekistan, officially the Republic of Uzbekistan, is a doubly landlocked country located in Central Asia. It is surrounded by five countries: Kazakhstan to the north, Kyrgyzstan to the northeast, Tajikistan to the southeast, Afghanistan to the south, and Turkmenistan to the southwest, making it one of only two doubly landlocked countries on Earth, the other being Liechtenstein. Uzbekistan is part of the Turkic world, as well as a member of the Organization of Turkic States. Uzbek is the majority language, while Russian is widely spoken and understood. Islam is the predominant religion, and most Uzbeks are Sunni Muslims.