There's no single good answer to this question, because everyone looks for something different in a job, and environments that suit one person are horrible for someone else.
If you want to have a large number of career options, work for a large agency. If you want to be closer to the people you serve, look for a smaller outfit. Know that politics are a part of any law enforcement agency. If you can, get a sense of the politics of any agency you are thinking about joining, and see if you think you can negotiate them. If you can't, you won't be happy there.
The top ten largest US police departments by officer count are New York City Police Department (NYPD), Chicago Police Department (CPD), Los Angeles Police Department (LAPD), Philadelphia Police Department, Houston Police Department, Miami-Dade Police Department, Dallas Police Department, Boston Police Department, Detroit Police Department, and Washington DC Metropolitan Police Department.
There are over 12,500 different police department in the US. They range from one officer to over 30,000 officers.
Boston, MA
FBI, police department, sheriffs, US Marshall, and anything involving crime scenes or A teacher
The police department of which the officer belonged would be first in line. In many cases the state police are called in as well.
As of 2020, about 13% of police officers in the US are black. This percentage varies depending on the location and police department.
In the US - they will tell you that there is no 'quota' system.
L.A.P.D.
In 2009, a police captain's hourly wage could vary depending on location, department, and years of experience. On average, police captains in the United States earned between $35 and $50 per hour during that time.
I'm not sure that this is a correct statement. I believe that it was either Boston or New York City that had the first established uniformed police department in the US.
Indian police is lazy whereas they are fast they are stronger than us police they are corrupt
The Canadian police can, and do, work inside the U.S. but if you are asking if they can become employed by a a U.S. police agency, no, they cannot. Not unless they became a naturalized US citizen.