To many in shipping, the formation of US-Mexico-Canada Agreement (USMCA) may be seen as just another interlude of the trade wars drama curated by Donald Trump.

But even though this may seem a pointless deal given its similarities to the trade deal it replaces, that is also why it definitely should not to be ignored.

This is because trade disputes can sometimes have complex and unexpected impacts on supply chains, remapping seaborne cargo flows across the globe.