Oregon Senator Ron Wyden has instructed Government agencies to come up with procedures to remove Adobe Flash from all US Government sites and PCs by August 1, 2019 citing Adobe's end of Flash support by end of 2020. This move is being done to avoid a Windows XP-like situation, which some Government agencies are apparently still using.
https://www.notebookcheck.net/US-Government-agencies-asked-to-stop-using-Adobe-Flash.319930.0.html