CFTC jurisdiction is worldwide but they can only protect US residents / citizens. Meaning even if your exchange / trading platform is based offshore you cannot serve US residents / citizens.
Many other countries have the same regulations but they enforce them less strictly.
Buy before the halving, sell after. Buy the "rumor" sell the news, never fails in bitcoin. See how insiders started buying at $360 till $450 and then sold immediately after the news of core dev consensus came out