More than 40 lawsuits are pending that accuse Wal-Mart of pressuring or forcing employees to work unpaid hours off the clock.

The lawsuit accuses Wal-Mart of breach of contract for wage violations, forced labor and denying workers the right to associate freely.

The lawsuit accused Wal-Mart of encroaching onto an adjacent protected nature area that was also held by a company owned by Corker.

The case, tried in the State Court of Common Pleas, accused Wal-Mart of not paying for missed breaks from 1998 through May 2006.

The suit, bought by six women in 2001, accuses Wal-Mart of paying women less than men and offering fewer opportunities for promotion.

In this case, the Labor Department accused Wal-Mart of making improper and illegal calculations by computing pay on a biweekly rate rather than a weekly rate.

The department also accused Wal-Mart of including vacation and sick pay in determining the base hourly rate, yielding a lower rate.

In California, lawyers have filed a lawsuit accusing Wal-Mart of discriminating against female employees in its promotions.

One of these stands out: illegal immigrants have accused Wal-Mart of harboring illegal immigrants.

A separate lawsuit has been filed by a group of janitors, accusing Wal-Mart of conspiring with cleaning contractors to cheat them out of overtime pay.