The demands were led by National Council of Women's Organizations (NCWO) chief Martha Burk.

BBC: SPORT | Golf | Johnson to quit as Masters chief

The opinions expressed in this commentary are solely those of Martha Burk.

CNN: Let women into Augusta golf club

Most of the private mahogany-paneled city clubs of New York and Washington, opened membership to women after being sued, said Martha Burk, former chair of the National Council of Women's Organizations A few men-only social clubs remain, such as New York's Racquet and Tennis Club, where a manager told CNN "we don't respond to any questions" before hanging up.

CNN: Augusta National a powerful holdout among men-only clubs