Home Equity Solutions Mortgage With A Credit Union. Real Estate Taxes Doubled Since I Bought Home. Now Underwater. Any Solutions?

Mortgage with a credit union. real estate taxes doubled since I bought home. now underwater. any solutions? - home equity solutions

Credit Gov't says no aid is available through mortgage bankers. can not afford to lose the equity and can no longer $ 300 per month. my country has a political assessment that I have not bought, only 30 months, double-click and change RE taxes for me. HELP ?????