The article discusses the recent actions by the Canadian government to require three Chinese companies to divest from Canadian critical mineral companies under the Investment Canada Act (ICA). It provides background on the ICA, Canada’s list of 31 critical minerals, as well as similar restrictions in other countries like China. The key issues examined include national security concerns, supply chain control, and geopolitics……

Canada cites national security in requiring divestment under ICA
……
ICA provides for review of foreign investments in critical minerals
……
Canada has list of 31 critical minerals subject to ICA
…..
China also restricts foreign investment in rare earths
…..
In summary, the recent actions by Canada highlight ongoing tensions between economic openness and national security concerns, with critical minerals emerging as a key area of concern. The ICA and similar laws allow scrutiny and restriction of certain foreign investments to protect domestic industries and supply chains.