Keyboard concertos by Johann Sebastian Bach the harpsichord concertos BWV 1052, 1053 and 1059. Based on harpsichord concertos and earlier cantata movements orchestral organ concertos were reconstructed and/or transcribed and arranged. The parts from the Concerto for four harpsichords BWV 1065 (Bach's arrangement of the Concerto for Four Violins, RV 580, by Antonio Vivaldi), have been dated to around 1730. Whereas the concertos with a single harpsichord soloist were composed partly to showcase Bach's own prowess at the keyboard, the others were written for different purposes, one of them being as —music for domestic performance within the Bach household at the Thomaschule in Leipzig. Johann Nikolaus
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