1. Stellantis plans to introduce the all-electric Fiat Topolino in the U.S. 2. No specific launch date provided; further details to be disclosed next year. 3. Demand for small cars in the U.S. has historically been weak. 4. Trump's comments might influence regulatory acceptance of small vehicles. 5. Fiat's U.S. sales have drastically declined, from 43,772 in 2012 to 1,500.