Bogra, June 04: Bangladesh's Prime Minister Begum Khaleda Zia has sought the cooperation of Bangladeshis to advance the politics of development pursued by her government. "Our government, since its return to power 18 months back, has been implementing massive development programmes to improve the lot of the people," Zia told a huge gathering at Sadgram under Sadar sub-district yesterday while concluding a day-long mass contact programme in her Parliamentary constituency. The Prime Minister, accompanied by some of her ministers, also undertook an extensive mass contact tour in different places of the district. Bureau Report