The city of Baltimore was held hostage by RobbinHood ransomware in May 2019.

According to the BBC, the ransomware locked 10,000 city government computers, blocked government email accounts, and disabled online payments to city departments for weeks. The malware demands payment in exchange for decryption tools.

https://blog.checkpoint.com/2019/12/10/using-the-mitre-attck-to-investigate-the-robbinhood-ransomware/