_Friends for 300 Years_, then. There's a newer version called _Friends for 350 Years_, same book plus someone else's update to slightly more recent times.
Best really short history to my mind was in _Living the Way: Quaker Spirituality and Community_ by Ursula Jane O'Shea, which is from Australia Yearly Meeting, gives a good overview but doesn't give much priority to US Friends' history.
Quaker ancestors, much of the time, were people who left their Meeting when they married a non Quaker. Originally the issue was that they would be being married by some clergyman, a violation of the doctrine that it was God who married a couple, that Friends should not fall into the ways of The World in resorting to a ceremony performed by clergy, but rather exchange vows and have their marriage recognized by their Meeting. If the proposed spouse were not also a Friend, this could well be inconvenient, and the Meeting would likely be reluctant to approve unless said spouse sincerely converted...
It takes many hours a month to sift through hundreds of websites to come up with this daily curated list of the best of the Quaker web. If you learn more about Friends and find joy and spiritual growth in the conversations these links provide, please consider supporting the ministry with a monthly subscription.