Treaty of Ribe an impossible task of raising 100,000 silver marks to redeem his country. Denmark had effectively been dissolved and the country was left without a king between 1332 and 1340. In 1340, King Valdemar IV of Denmark began a more-than-twenty-year-long struggle to reclaim his father's kingdom. Although eventually succeeding in regaining control of Zealand, Funen, Jutland, and the Scanian lands, he failed to obtain control of Schleswig, whose ducal House of Estridsen managed to continue its virtual independence. To gain influence over the province, Valdemar married Helvig of Schleswig, the only daughter of Duke Eric II of Schleswig. In 1372, he
Peninsula 400 the Chicago and Northwestern's "400" moniker. An unnamed remnant continued to run between Chicago and Green Bay until the formation of Amtrak on May 1, 1971. The "Peninsula 400" is still the last regular passenger train to have serviced the Upper Peninsula; the area is now plied by intercity buses, and the nearest rail station for the region served by the train is located hundreds of miles to the south in Milwaukee, Wisconsin. Peninsula 400 The Peninsula 400 was a daily express passenger train operated by the Chicago and North Western Railway between Chicago and Ishpeming, in Michigan's Upper Peninsula.