Question: What year saw the formation of the coalition that won 26 seats in the 1999 Indian general election?
Sentence (from "Indian general election, 1999 (Tamil Nadu)"): This is also the first time that Dravida Munnetra Kazhagam, allied with the Bharatiya Janata Party, helping them have power at the national level for the next 5 years with the NDA, before they joined the UPA.
Relevant evidence: No