Throughout the world, depending on the participants.
Brad Davis played for United States in the 2014 FIFA World Cup.
Davis Cup was created in 1900.
United State and Russia
Brad Davis had played 16 times for United States before the 2014 FIFA World Cup.
According to the Davis Cup website (refer to the link, below), Tim Henman's very last opponent was Croatia* in the 2007 Davis Cup, in which he and the Great Britain Davis Cup team defeated Croatia, 4-1. * (technically speaking, Davis Cup tournaments are played by nations, not individuals)
The 2010 Davis cup final is not decided as yet.
India reached the finals of the Davis Cup in 1966, 1974 and 1987. However, they have never won the Davis Cup.
Tennis is the sport associated with the Davis Cup.
Lithuania Davis Cup team was created in 1994.