In response to a request for comment, Ackerman steadfastly denied the charges in a statement to Newsweek.
The National Rifle Association is spending around $100,000 to abruptly relocate its board meeting to Washington, D.C., according to an e-mail sent by the NRA's General Counsel and Secretary John Frazer that was obtained by Newsweek.
After 20 children were killed, Wayne LaPierre was criticized by many for his proposal to arm security guards to protect schools.
The National Rifle Association will shut down production of NRATV on Wednesday, according to The New York Times.
Democrats on the House Ways and Means Committee are calling for a probe of the gun rights group after numerous allegations of financial misconduct emerged.
Democrats on the Senate Finance Committee said that the allegations of financial wrongdoing could violate the NRA's nonprofit, tax-exempt status.
The sudden announcement from North, who has served less than a year as the organization's president after leaving a post at Fox News, came after media reports detailed an alleged attempt by North to extort longtime NRA CEO and Executive Vice President Wayne LaPierre.
The NRA's Wayne LaPierre and Dana Loesch defended the organization amid widespread outrage after last week's school shooting in Parkland, Florida.
For years, national reciprocity has been a top priority for the National Rifle Association.