integrate, integrate into, integrate with

When the verb integrate is used without a preposition, the intended meaning is generally to add new members, often of a racial or ethnic minority group, to an institution or society.

• In the 1960s, the American civil rights movement endeavoured to integrate all schools in the United States.

While integrate with and into are interchangeable, integrate with normally suggests that two groups are brought together.

• Ottawa’s proposed light rail system must be fully integrated with the existing Transitway.

Integrate into indicates that a unit is becoming part of a larger entity.

• Our school policy is to integrate the ESL students into regular classes as quickly as possible.