> In the early 20th century, most women in the United States did not work outside the home, and those who did were primarily young and unmarried. In that era, just 20 percent of all women were “gainful workers,” as the Census Bureau then categorized labor force participation outside the home, and only 5 percent of those married were categorized as such.
> By the early 1990s, the labor force participation rate of prime working-age women—those between the ages of 25 and 54—reached just over 74 percent, compared with roughly 93 percent for prime working-age men.
https://www.brookings.edu/articles/the-history-of-womens-work-and-wages-and-how-it-has-created-success-for-us-all/
Such a radical destablizing shift in society
Some old advice on how wives should treat husbands, called "cringeworthy", by Dailymail: https://www.dailymail.co.uk/femail/article-4011366/Cringeworthy-1950s-marriage-advice-teaching-housewives-look-husbands.html
