Why does washinngton say Americans should protect their union from attack?

George Washington emphasized the importance of protecting the union from attack to ensure national stability and unity. He believed that a strong, united front was essential for safeguarding the nation against internal and external threats. Washington warned that division could weaken the republic, making it vulnerable to conflict and foreign influence. By fostering a sense of loyalty to the union, he aimed to promote the common good and preserve the democratic ideals of the country.