Football was introduced to the country by U.S. soldiers after World War II, but interests soared when the N.F.L. played its first regular-season game there last year.
HAMBURG, Germany — About 60 hard-core fans of the NFL piled into the party space at Der Player, a fancy eatery, on a chilly evening in Hamburg, Germany, last month. Wearing jerseys and hoodies of teams like the Chicago Bears, the Kansas City Chiefs and the Las Vegas Raiders, they grabbed seats to watch a taping of “Prime Time Football Live,” which attracts thousands of viewers on YouTube. At 7 p.m., Patrick Esume, a former coach and now the commissioner of the semipro European League of Football