64° 
“ The navy must be provided with suitable establishments 
for construction and repair, stations, harbors of rendezvous, 
and ports of refuge, all secured by fortifications defended by 
regular troops and militia, and supplied with men and ma- 
terials by the lines of intercommunication. Being the only 
species of offensive force compatible with our domestic insti- 
tutions, it will then be prepared to act the great part whic 
its early achievements have promised, and to which its high 
destiny will lead. 
“ Fortifications must close all important harbors against 
an enemy, and secure them to our military and commercial 
marine ; second, must deprive an enemy of all strong posi- 
tions where, protected by naval superiority, he might ne 
permanent quarters in our territory, maintain himself during 
the war, and keep the whole frontier in perpetual alarm ; third, 
must cover the great cities from attack ; fourth, must prevent 
as far as practicable the great avenues of interior naviga~ 
tion from being blockaded at their entrances into the oceans 
fifth, must cover the coastwise and interior navigation by 
closing the harbors and the several inlets from the sea which 
intersect the lines of communication, and thereby further aid 
the navy in protecting the navigation of the countrys *" 
sixth, must protect the great naval establishments. 
- & Interior communications will conduct with certainty the 
‘Necessary supplies of all sorts to the stations, harbors of ref 
uge, and rendezvous and the establishments for construction 
and repair, for the use both of the fortifications and the 
navy; will greatly facilitate and expedite the concentration 
of military force and the transfer of troops from one point 
to another; insure to these also unfailing supplies of eve'Y 
description, and will preserve unimpaired the interchange 
domestic commerce even during periods of the most active 
