Dhaka, Nov. 3 -- For decades, the story of Bangladesh's economic resilience has been told through the remittances of its migrant workers. From the streets of Riyadh to the construction zones of Dubai and the plantations of Malaysia, Bangladeshi workers have quietly built a lifeline for the nation.

Their sweat has not only sustained millions of households but has also shielded the country's economy in moments of global crisis. Yet today, that once reliable story of endurance and contribution seems to be unravelling, one market at a time.

Out of the four major labour markets-Saudi Arabia, the United Arab Emirates, Malaysia, and Oman-three remain closed to Bangladeshi workers. The only door that still stands open, Saudi Arabia, is now ridd...