The Kingdom of Hungary was a historical state in Central Europe that existed from the year 1000 until 1946. It was part of the Austro-Hungarian Empire from 1867 until the end of World War I in 1918. The kingdom was known for its rich culture, diverse population, and significant contributions to art, science, and politics in Europe. The capital city was Budapest, which remains the capital of modern Hungary. The kingdom's territory varied over the centuries, encompassing parts of present-day Slovakia, Romania, Serbia, and Austria. The kingdom played a crucial role in European history, particularly during the Middle Ages and the Renaissance.