Key Highlights
- Trump's tariff threat comes after Macron declined to join the 'Board of Peace.'.
- Macron called the tariff threats 'unacceptable' and vowed European unity in response.
- The proposed 'Board of Peace' includes an invitation for Russian President Vladimir Putin.
- Tensions are rising ahead of Trump's address at the Davos summit.
- Denmark's Foreign Minister emphasized the importance of US military presence in Arctic security.

