Amsterdam | 2007 | World Cup | FIFA World Cup | World Trade Center | World Series | 2010 FIFA World Cup | World Bank | World Health Organization | Guinness World Records | 1978 FIFA World Cup | World Series of Poker | Allies of World War II | BBC World Service | ATP World Tour 250 series | World Heritage Site | World Boxing Association | World Boxing Council | 2006 FIFA World Cup | 2007 in music | World Wide Web | As the World Turns | World Trade Organization | ATP World Tour 250 Series | World Rally Championship | World Intellectual Property Organization | World Economic Forum | Western world | University of Amsterdam | Miss World |
After few years out of the K-1 fighting circuit Brecht Wallis made his comeback on 4 May 2007 at the K-1 Fighting Network GP 2007 in Romania, winning the tournament over Doug Viney, Errol Zimmerman and Paula Mataele and he qualified for K-1 World GP 2007 in Amsterdam.