The retaliatory move announced by Canada is seen as escalating the trade war between the two countries. It has also cast doubts on the future of a North American trade pact between the US, Canada, and Mexico, seen as a vital for the industry in all three countries.

Iran is trying to rally international opinion against what it sees as the perceived discriminatory tariffs and sanctions regime, backed to the hilt by the Trump administration, as a tool to spur a rallying cry against US actions globally. Tehran hopes that such a step would, in effect, put the US administration in an isolated position globally.

A new Canadian report raises questions over whether taxpayers are funding Justin Trudeau's RCMP security as he travels on luxury trips with pop star Katy Perry.

Alphabet's shares fell as key AI researchers left to form Discovery Loop, a new AI venture. Despite the departures, Google remains a founding investor, maintaining ties with the new company.

Americans are not personally responsible for paying off the national debt, but the real concern is what happens as Washington continues borrowing and must devote an increasing share of federal revenue to interest.