It is important to reveal the relationship between defence expenditures and economic growth for both developed countries and developing countries. Dynamic political and economic developments affect defence expenditures. Many macroeconomic variables of countries are affected by the change in defence expenditures. Economic growth comes first among these macroeconomic variables. This study aims to determine the relationships between the economic growth and defense expenditures of the G7 countries for the period 1988-2018. For this purpose, the relationships between variables were examined using bootstrap panel causality analysis developed by Kónya