India, March 4 -- French stocks are down firmly in negative territory Tuesday morning, with new U.S. tariffs on Canada, Mexico and China, and U.S. President Donald Trump's threat that he will impose reciprocal tariffs from early April, hurting sentiment.

In retaliation, Canada announced 25% tariffs on $107 billion worth of U.S. goods, with $20.7 billion in immediate effect. Mexican President Claudia Sheinbaum said her country is preparing countermeasures.

China has announced 15% tariffs on U.S. chicken, wheat, corn and cotton, plus 10% cent tariffs on soybeans, pork, beef and dairy beginning March 10.

U.S. President Donald Trump reiterated that he will impose reciprocal duties with effect from April 2, and the first target will be a levy...