Trump's announcement with Mesabi Metallics comes as Americans' souring views of the economy are poised to shape the upcoming midterm election. The plant, which is projected to begin production in 2030, is expected to produce 10 million tonnes of steel annually once fully built out. Key points and original sources are listed below.

• Trump's announcement with Mesabi Metallics comes as Americans' souring views of the economy are poised to shape the upcoming midterm election.S1

• The plant, which is projected to begin production in 2030, is expected to produce 10 million tonnes of steel annually once fully built out.S2