1780s in Prussia

thumb|Frederick the Great binding together the League of Princes. Allegorical representation of 1786. The (Deutsche) Fürstenbund (, "[German] League of Princes") was an alliance of mostly Protestant princes in the Holy Roman Empire formed in 1785 under the leadership of Frederick the Great of Prussia. The alliance, which initially comprised the three major northern states of Prussia, Hanover and Saxony, was officially set up to safeguard the constitutional integrity and territorial status quo of the Empire, but more immediately to oppose the long-cherished ambition of Joseph II to add Bavaria

Prussian military campaign in 1787 in the Dutch Republic

1789 journey of Wolfgang Amadeus Mozart

military alliance between Great Britain, Prussia and the United Provinces