Short answers, pulled from the story.
Brazil offered to host the event on condition that the tournament take place in 1950 rather than the originally proposed year of 1949. This new bid was very similar to the mooted 1942 bid and was quickly accepted by the international body.
Former Axis powers like Germany and Japan were unable to participate because they were still occupied or suspended from FIFA until later years. Turkey withdrew citing financial conditions including the cost of travelling to South America, while India qualified by default but then decided against going to the World Cup due to travel costs and lack of confidence in their players.
The thirteen teams were divided into four first-round groups with the winner of each advancing to a final round-robin stage. A straight knockout tournament would have featured only sixteen games while this two-round format guaranteed thirty games for more revenue.
On the 16th of July before a huge home crowd of 199,954 spectators at the Estádio do Maracanã, Uruguay equalised and then went ahead 2, 1 when Alcides Ghiggia scored past goalkeeper Moacyr Barbosa. Uruguay was crowned World Cup champions for a second time after defeating the host nation in this decisive match known as the Maracanazo.
Six venues across six cities hosted the twenty-two matches played during this tournament including the Maracanã in Rio de Janeiro which hosted eight matches and the Pacaembu stadium in São Paulo which hosted six matches. Other venues included Belo Horizonte with three matches, Curitiba and Porto Alegre each hosting two matches, and Recife with just one match.
Ademir scored nine goals to become the tournament's top scorer among forty-seven players who netted eighty-eight total goals. Alcides Ghiggia became the second player ever to score in every game after György Sárosi achieved the feat first in 1934 and 1938.