More than 100 years after the construction of the engineering marvel that linked the Atlantic and Pacific oceans — and 25 years after the canal was returned to Panama by the US — the Panama Canal faces renewed intimidation from US President Donald Trump.

President Trump’s reasons for wanting control of the Panama Canal can be found at either end of the interoceanic waterway.Every day, dozens of cargo ships pass by blue cranes at a port near the Pacific Ocean entrance,