I think this is one of the strongest indictments of Trump’s foreign policy (aside from starting yet another way in the middle east). One of our strongest allies being pushed to the point where turning away from the US is less costly than standing with us.

It’s simply convention. Although the Straits of Mackinac are 5 miles wide at the narrowest point, in relation to the size of the lakes it makes a significant demarcation. Sort of like the Straits of Gibraltar and the Atlantic Ocean and Mediterranean Sea.

It was originally a BIOS interrupt, but eventually got captured by the OS. Here’s Dave Bradley talking about inventing it https://m.youtube.com/watch?v=K_lg7w8gAXQ