Final answer:
In Pew Research's 'The Generation Gap in American Politics,' millennials, or Gen Y, are individuals born between 1981 and 1996 who tend to be more liberal and digitally connected.
Step-by-step explanation:
According to Pew Research's report “The Generation Gap in American Politics”, a Millennial is defined as someone born between the years 1981 and 1996. This generation is also commonly referred to as Gen Y and is noted for having distinct behaviors and preferences compared to older generations, such as Baby Boomers. Millennials are more likely to identify with or lean towards the Democratic Party, are more liberal on social issues, and favor receiving news and information from social media platforms.