Question. Context: Six tournaments have so far been played, and only the West Indies, who currently hold the title, has won the tournament on multiple occasions. The inaugural event, the 2007 World Twenty20, was staged in South Africa, and won by India, who defeated Pakistan in the final at the Wanderers Stadium in Johannesburg. The 2009 tournament took place in England, and was won by the previous runner-up, Pakistan, who defeated Sri Lanka in the final at Lord's. The third tournament was held in 2010, hosted by the countries making up the West Indies cricket team. England defeated Australia in the final in Barbados, which was played at Kensington Oval. The fourth tournament, the 2012 World Twenty20, was held in Asia for the first time, with all matches played in Sri Lanka. The West Indies won the tournament by defeating Sri Lanka in the final, winning its first international tournament since the 2004 Champions Trophy. The fifth tournament, the 2014 ICC World Twenty20, was hosted by Bangladesh, and was won by Sri Lanka, who became the first team to play in three finals. West Indies are the current World T20I holders, beating England in the 2016 final, winning their second title.

Question: when did india win the first t20 world cup?
Answer. 2007
What step-by-step reasoning justifies that answer?
Reasoning: To answer this question, we should know that: The inaugural event, the 2007 World Twenty20, was staged in South Africa, and won by India, who defeated Pakistan in the final at the Wanderers Stadium in Johannesburg.