The Aachen Treaty, formally Treaty on Franco-German Cooperation and Integration, and also known as the Treaty of Aachen, is a bilateral agreement between Germany and France, which entered into force on 22 January 2020, a year after it was signed. It was signed by Federal Chancellor Angela Merkel and President Emmanuel Macron in the coronation hall of the Aachen City Hall on 22 January 2019.

Emmanuel Jean-Michel Frédéric Macron is a French politician who has been President of France since 2017. Macron is ex officio one of the two Co-Princes of Andorra. He previously was Minister of Economics, Industry and Digital Affairs under President François Hollande from 2014 to 2016 and Deputy Secretary-General to the President from 2012 to 2014. He is a founding member of Renaissance, a centrist political party.