John Nimmo, who pleaded guilty to sending "menacing" tweets to a feminist campaigner, also targeted Labour MP Stella Creasy, a court heard.
Prosecutor Alison Morgan said Ms Creasy had suffered a "substantial impact" as a result of "these events."
More top news
The mother of a missing RAF serviceman has hired a private investigator to help search for her son after raising thousands of pounds.
Dozens of potential suspects have been identified in connection with historical child sexual abuse allegations in football, police say.
Kirk Douglas, star of film classic Spartacus and one of Hollywood's last surviving Golden Age actors, has turned 100.