Short answers, pulled from the story.
FIFA chose Argentina as the host nation on the 6th of July 1966 in London, England. This decision initiated a massive infrastructure project costing $700 million to complete.
Argentina won the tournament by defeating the Netherlands 3, 1 after extra time. Mario Kempes scored two goals while Daniel Bertoni provided the winning goal during the match at River Plate Stadium.
The Argentine government staged a coup d'état two years prior to replace Isabel Perón with a military junta. The regime used the event to legitimize its rule while thirty thousand people were murdered between 1976 and 1983 under state terror.
Sixteen teams qualified for the final tournament divided into four groups of four players each. More than 100 nations entered the competition for this edition before the final selection.
Dutch star Johan Cruyff refused to take part due to political convictions regarding the dictatorship in Argentina. He and his family had been victims of a kidnapping attempt a few months before the tournament began.