In other books and columns for conservative websites such as WorldNetDaily and Human Events, Corsi has discussed topics that are considered conspiracy theories, such as the alleged plans for a North American Government, the theory that President Barack Obama is not an American citizen criticism of the United States government for allegedly covering up information about the terrorist attacks of September 11, 2001, promoting the Abiogenic hypothesis of the origin of oil (arguing that oil is produced from chemical reactions in the Earth, in contrast to the general consensus of the scientific community that oil is produced from organic materials, such as zooplankton and algae), and alleged United States support of Iran in its attempts to develop nuclear weapons."
See more
@Wikipedia