 A mass uprising in 1990 led to the return of parliamentary democracy.Dhaka has hosted a trilateral summit between India, Pakistan and Bangladesh in 1998; the summit of the D-8 Organization for Economic Cooperation in 1999 and conferences of the Commonwealth, SAARC, the OIC and United Nations agencies during various years.In the 1990s and 2000s, Dhaka experienced improved economic growth and the emergence of affluent business districts and satellite towns.