upholding and defending the Constitution of the United States;

promoting health, prosperity, and scholarship among its members and their dependents and survivors through benevolent programs;

assisting veterans and their dependents and survivors through a service program established for that purpose;

improving conditions for service members, veterans, and their dependents and survivors; and

fostering fraternal and social activities among its members in recognition that cooperative action is required for the furtherance of their common interests.