KomÃ¡rno in Slovakia is an inland port on the Danube River which is an important international waterway. Several international treaties have established freedom of navigation on semi-enclosed seas. The Copenhagen Convention of 1857 opened access to the Baltic by abolishing the Sound Dues and making the Danish Straits an international waterway free to all commercial and military shipping.
The expansion of cocoa in Europe (17th - 19th centuries) During the 17th century, cocoa began arriving in other ports throughout Europe, effortlessly conquering every region's palate. Chocolate beverages were first embraced by the French court following the royal marriage of King Louis XIII to the Spanish Princess Anne of Austria in 1615.
The early eating bars of chocolate were made of bittersweet chocolate. Milk chocolate was introduced in 1875 when Henry Nestle, a maker of evaporated milk and Daniel Peter, a chocolate maker, got together and invented milk chocolate. In 1879, Rodolphe Lindt thought to add cocoa butter back to the chocolate.