The two countries ' ruling regimes with katang. In the past the democratic dominance in the Sierra used parliamentary system, but the use of the Brunei moral absolute monarchy.
Regime of the two countries are very differently. Countries like Sierra apply the rule. Democratic parliamentary system, but the Brunei government is an absolute monarchy.
The regime of the two countries have make a difference. The country Malaysia used to govern. Democracy in the parliamentary system but Brunei used to govern an absolute monarchy.