The U.S. Government has been caught conducting an insane amount of vile, inhumane and grisly experiments on humans without their consent and often without their knowledge. So in light of recent news of the U.S. infecting Guatemalans with STDs, here are the 13 most evil, for lack of a better word, cases of human-testing as conducted by the United States of America. Get ready to become one of those conspiracy theory nuts, because after this list, you will never fully trust your government again.

Protests are expected in dozens of cities today as part of an effort to call attention to the harsh conditions faced by accused U.S. Army whistleblower Bradley Manning. Manning is expected to testify about conditions during his imprisonment at the Marine Corps brig in Quantico, Virginia, as part of a pre-trial hearing today at Fort Meade, Maryland. The testimony will be Manning’s first public comments since his arrest more than two year ago.

Nobody asked Governor Mitt Romney or President Barack Obama about torture during Monday night’s “foreign policy debate”—but someone should have.

Because recently disclosed Romney campaign documents are raising new questions about the candidate’s position, and the recent appointment of a Spokane, Washington LDS bishop who in his professional life as a psychologist pioneered so-called “enhanced interrogation techniques” after 9/11 has raised new questions about whether Mormonism condones torture.

Massachusetts special-needs facility is believed to be the only one in the world that uses 'aversive therapy' in treating children - The UN's special rapporteur on torture has made a formal approach to the US government over a special-needs school near Boston that inflicts electric shocks on autistic children as a form of behavioural control. Juan Mendez has told the Guardian that he has opened discussions with the US mission to the UN in Geneva as a first step towards investigating the school.

California 'milk man' subjected to extreme torture, hypothermia, raw sewage in LA County jail