German voters go to the polls Sunday to elect a new parliament that will determine how the country is run for the next four years.

Europe's biggest economy is the 27-nation European Union's most populous nation and a leading member of NATO, as well as the second-biggest weapons supplier to Ukraine, after the United States, following Russia's full-scale invasion in 2022. Germany's next government will be central to Europe's response to an assertive new U.S. administration.