In the Marshall Islands, between 1946 and 1958 the United States detonated 67 nuclear tests and the brutal impacts are still being felt today.
The radiation spread to the U.S Pacific territory of Guam and while Washington settled a compensation deal with the Marshallese, Guam survivors have never been acknowledged or compensated.
But now the remaining cancer survivors are demanding that wrong is put right.
RNZ Pacific's Eleisha Foon filed this report from Guam.