“A group of 24 mostly Democratic-led states and two small businesses filed a lawsuit against the Trump administration challenging tariffs that went into effect on February 24.”

• The claim is substantially accurate.
• Multiple sources confirm that 24 states (mostly Democratic-led) filed a lawsuit challenging the tariffs.
• The mention of 'two small businesses' appears in the original article context but is not explicitly confirmed in the available web sources.

The claim is substantially accurate. Multiple sources confirm that 24 states (mostly Democratic-led) filed a lawsuit challenging the tariffs. The mention of 'two small businesses' appears in the original article context but is not explicitly confirmed in the available web sources. The tariffs did go into effect on February 24 as stated.