U.S. lawmakers have increasingly used the debt ceiling to re-litigate congressional spending, risking default and sparking debate over whether to abolish the ceiling.

Tariffs have been applied over the years to protect homegrown industries and target competitors who are seen as using unfair trade practices. They impose costs on both importers and exporters and had been in decline until the recent U.S.-China trade war.

President Trump reached a deal with Canada and Mexico to restructure the North American Free Trade Agreement, hoping a new trilateral accord will reinvigorate the U.S. manufacturing sector.  

Antibiotics are facing an existential crisis less than a century after their introduction. Increased bacterial resistance is putting the world at risk of an era in which routine infections are untreatable.

Brexit supporters argue that the EU threatens sovereignty and stifles growth, while opponents counter that EU membership strengthens trade, investment, and the UK’s standing in the world.