Kammala wannan magana: Ginin Nieuwe Waterweg a 1863 ya nuna farkon ci gaban tashar Rotterdam. A ranar 14 ga Mayu, 1940, a lokacin Yaƙin Duniya na Biyu, an lalata tsakiyar Rotterdam ta hanyar harin bam na Jamus. Zamanin Jamus na Netherlands ya haifar da matakan anti-Yahudawa, kuma an kama da yawa daga cikin 'yan adawa na Dutch kuma an kashe su a Waalsdorpervlakte. A lokaci guda, an gina Atlantikwall tare da bakin teku. Bayan yakin duniya na biyu, a 1953, kudancin Holland ta Kudu ya sha wahala sosai daga
Ambaliyar ruwan Tekun Arewa, wanda ya kashe rayukan 'yan Holland 677. Bayan wannan, gwamnatin Netherlands ta yanke shawarar gina Delta Works, wanda ya ƙare tare da kammala Maeslantkering a 1997.