Trump: SCOTUS tariff ruling 'biggest threat' to US national security

• Trump warns a potential Supreme Court ruling against his tariff authority could endanger US national security.
• The Supreme Court is reviewing the legality of Trump's tariff policy, which he claims enhances national security and financial strength.
• Businesses and Democratic-led states challenge the tariffs, arguing they are unconstitutional as tariff power lies with Congress.
• Trump's approval ratings have fallen due to concerns over the cost of living and inflation, partly attributed to tariffs.
• Costco has challenged the tariff regime, arguing its unlawfulness, while French President Macron also threatened China with tariffs.

Why It Matters: Supreme Court's tariff ruling could endanger US national security and economy.