All in the Family broke ground in its depiction of issues previously considered unsuitable for a U.S. network television comedy, such as racism, antisemitism, infidelity, homosexuality, women's liberation, rape, religion, miscarriages, abortion, breast cancer, the Vietnam War, menopause, and impotence. Through depicting these controversial issues, the series became arguably one of television's most influential comedic programs, as it injected the sitcom format with more dramatic moments and realistic, topical conflicts. The show was an American version of an earlier British show, the BBC sitcom "Till Death Us Do Part", with Archie Bunker modeled after his British counterpart, Alf Garnett. "All in the Family" is
Teen sitcom format to "The Wonder Years", which ended before "Boy Meets World" debuted in 1993, both of which focused on a boy dealing with the challenges that come with growing into adolescence) and "Family Matters" (which originated as a family sitcom spun off from the family-friendly though adult-centered "Perfect Strangers", but soon shifted more of its focus towards its teenage characters due to the popularity of the character of nerdy high school (and later, college) student Steve Urkel). Over time, the Big Three television networks (ABC, CBS and NBC) began shifting away from family-oriented comedies toward comedy series focused on adults