inertia and conservation of momentum

[Mt. Nixion]

How are inertia (newton's first law) and the law of conservation of linear momentum related? Also, how does newton's first law for rotation (rotational inertia or moment of inertia) related to the law of conservation of angular momentum?

[Astronuc]

Refer to this - http://en.wikipedia.org/wiki/Newton%27s_Laws

Disclaimer: Wikipedia is not 100% accurate or verified. One must use the information with caution.