http://fpc.state.gov/6172.htm#President_as_Initiator "Foreign Policy Roles of the President and Congress" "Foreign Policy Roles of the President and Congress" "Foreign Policy Roles of the President and Congress" http://fpc.state.gov/6172.htm http://fpc.state.gov/6172.htm implement foreign policy http://fpc.state.gov/6172.htm "Foreign Policy Roles of the President and Congress" "Foreign Policy Roles of the President and Congress" http://fpc.state.gov/6172.htm http://fpc.state.gov/6172.htm#President_as_Initiator Foreign Policy Roles of the President and Congress http://fpc.state.gov/6172.htm implement foreign policy implement foreign policy