Erin (Cpt Kangaroo) recently asked about pennant protocol. I thought it would be interesting to gather in one place different naval protocols for such items as flags, ceremonies, etc. As folks post items, I will edit the OP with the additions and associated headings.
U.S. Flag Code:
U.S. Navy Flags, Pennants, Customs, Ceremonies:
United Kingdom Flag Protocol:
Forms of Address:
Flags of the World: