Cologne headquarters and workshops in Cologne. Other large companies based in Cologne include the REWE Group, TÜV Rheinland, Deutz AG and a number of Kölsch breweries. Cologne has the country's highest density of pubs per capita. The largest three Kölsch breweries are Reissdorf, Gaffel, and Früh. Historically, Cologne has always been an important trade city, with land, air, and sea connections. The city has five Rhine ports, the second largest inland port in Germany and one of the largest in Europe. Cologne-Bonn Airport is the second largest freight terminal in Germany. Today, the Cologne trade fair ("Koelnmesse") ranks as a major
History of the Jews in Cologne archbishop vacant, but Charles IV was not near enough to take action. On 23–24 August the relative security of Jews in Cologne came to an end. The Jews, who had already faced slaughter in the surrounding territories, were now also killed in Cologne itself. The actual outcome of the pogrom is not well known. In the course of St. Bartholomew's Night in 1349 the Jewish quarter near the town-hall ("Rathaus") was attacked, after which killing, plundering of Jewish properties, and arson followed. Fugitives were pursued and struck down. Though partly contradictory of each other, many sources testify to the calamity.