Final answer:
The Dallas Cowboys were established on January 28, 1960, and have since become an iconic NFL team known as 'America's Team'.
Step-by-step explanation:
The Dallas Cowboys were established on January 28, 1960. This NFL team has become one of the most well-known and successful franchises in American football history.
Founded by owner Clint Murchison Jr., the Cowboys joined the National Football League as an expansion team. The team's iconic blue and silver star logo has come to symbolize Texas, known as the Lone Star State, and the team has been nicknamed "America's Team" due to its widespread popularity.