Other diplomatic staff in China and Russia have since also been impacted.
These are very similar to the Cuban embassy attacks in 2016 through 2018. The incidents caused over 40 US diplomats and government officials to get sick with mysterious neurological difficulties.
The so-called “Havana Syndrome” received Congressional scrutiny in the report An Assessment of Illness in U.S. Government Employees and Their Families at Overseas Embassies published in December 2020.
The report was not able to decide if the directed energy was delivered on purpose or with some form of a weapon. But most US officials believe that there were targeted attacks. The belief is that these attacks occurred around the globe in some sort of beta testing, against the U.S.
The symptoms were serious. “For some of these patients, their case began with the sudden onset of a loud noise, perceived to have directional features, and accompanied by pain in one or both ears or across a broad region of the head, and in some cases, a sensation of head pressure or vibration, dizziness, followed in some cases by tinnitus, visual problems, vertigo, and cognitive difficulties,” the report claims.