This study examines the effects of global trade, Food Security, and the use of fossil energy in Indonesia before covid 19 and before the Ukraine-Russian war.This study uses a fairly long period of time, namely from 1974 to 2014. The determination of the period of this research is to investigate the consequences on international trade, Indonesian food security with indicators of Indonesia's net food export, and the use of fossil energy in Indonesia. We avoid the shock of covid 19 and the Ukraine - Russia war so that our estimation results can provide a more accurate estimate. We use a model on vector error correction to investigate causality in between two method. We found the impact of global trade significant effect on food security and energy use. Where when there is a disturbance in the world supply chain, such as a war, it will have an impact on world food security and energy use. Food security is important for humanity and international trade is important in maintaining supply chains for global food security.