Antenuptial Agreement Foreign Antenuptial?

Foreign Antenuptial? - antenuptial agreement

I am married with a prenuptial agreement (accumulation) of my home country South Africa and now lives in California as a permanent resident. During the divorce the judge the marriage contract is examined here in the U.S., including California, is a state that the possession of the community? Does anyone how to deal with situations like this? Any contribution is helpful. Our references sites. Thank you.