Final answer:
The former FBI agent leaked information to The Washington Post to alert the media of potential Presidential abuse of his office.
Step-by-step explanation:
The potential reason that a former FBI agent leaked information to The Washington Post was to alert the media of potential Presidential abuse of his office. This action was part of the larger Watergate scandal that occurred in the early 1970s. The agent, Mark Felt, wanted to expose the wrongdoing and ensure that the public was aware of the abuse of power.
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