Brandenburg Concerto No. 5 "Brandenburg Concertos" takes a central place. Nonetheless around half a dozen of Bach's extant concertos, including some of the "Brandenburg Concertos" and lost models of his later harpsichord concertos, seem to have had their roots in his Weimar period. Most of what Bach may have left with his employer in Weimar perished in a fire destroying Schloss Weimar in the 1770s. In 1719 a new large two-manual harpsichord arrived in the residence of Bach's then-time employer at Köthen. BWV 1050a, an extant early version of the fifth "Brandenburg Concerto", may have been conceived for this instrument, but that seems unlikely
Brandenburg Navy recognized that they could never compete directly with the great maritime powers and concentrated instead on building the best army in Europe while maintaining good relations with naval powers such as Denmark and the Netherlands. The overseas colonies were eventually sold to the Dutch in 1721. In 1701, Frederick was crowned King in Prussia, marking a shift from Brandenburg to Prussia as the most important Hohenzollern realm. The Brandenburg Navy was consequently merged into the Prussian Navy that year. List of ships in the Brandenburg Navy : Brandenburg Navy The Brandenburg Navy was the navy of the Margraviate of Brandenburg