The disability of minority is removed from all minors who serve with the armed forces of the United States so far as the same is necessary to enable such minors to enter into any and all contracts contemplated and authorized by any legislation, state or federal, granting rights, benefits or privileges to honorably discharged veterans. This removal of such disability shall likewise extend and apply to all contracts necessarily implied and arising out of their acceptance of such benefits, rights or privileges, likewise whenever under the laws of this state, the joinder of the spouse of any such minor in the execution of any instrument shall be necessary to its enforceability and if such spouse be likewise a minor, the disability shall also be removed to the extent necessary to allow the valid and enforceable execution of such instrument by such spouse, including the execution of all warranty deeds, trust deeds and all other instruments directly or incidentally connected with such benefits, but not further or otherwise.