Two former Cabinet ministers are serving jail time for embezzlement and bribery and a former president resigned amid allegations of rape.

VOA: standard.2009.09.25

But lawyers say the SFO may find it hard to get a conviction on accusations of bribery before that date.

VOA: standard.2009.10.01

And the lack of any good governance oversight has meant that inevitably some of the money has gone to bribery, kickbacks and corruption.

VOA: standard.2009.11.08

"Even petty bribery,small bribery, is not a long-term sustainable approach to kind of grease the wheels,"

VOA: standard.2009.11.17

One of Nigeria's leading opposition parties, the Action Congress, says the establishment of a panel of top security officials to probe the $180 million Halliburton bribery scandal was an attempt to undermine the investigations.

VOA: standard.2009.04.18