On the morning of Sept. 28, however, the Waukesha plant manager gathered the workers on the floor and told them the factory would be shut down. G.E., he said, had decided to shift production of the industrial engines — and the workers’ jobs — to Canada.

What happened in less than two years to change things so much? The answer is a blend of Washington politics, fast-changing markets and corporate self-interest. At the center is a politically charged dispute over a usually obscure agency, the Export-Import Bank.

That dispute reaches a turning point on Monday, when supporters from both parties of the now shuttered federal agency will force a vote in the House of Representatives to reopen it — the culmination of a monthslong revolt against some of the most powerful Republicans in Congress, who want the bank to remain dead.

Continue reading:  Ex-Im Bank Dispute Threatens G.E. Factory That Obama Praised