Violent crime rates fell in the first two years of the Trump Presidency, according to the FBI data, continuing a decline that began in the 1990s. After a rise in the rate from 361.6 per 100,000 inhabitants in 2014 to 386.6 in 2016, the rate declined to 368.9 in 2018.
The murder rate dropped to 4.4 per 100,000 inhabitants in 2014, then climbed to 5.4 in 2016 and dropped to 5.0 in 2018.
Complete figures for 2019 haven't been published yet.