Treaties extended by the United States to 
Howland Island (1857–).
Pages in category "Treaties extended to Howland Island"
The following 11 pages are in this category, out of 11 total. This list may not reflect recent changes.
I
P
- Paris Convention for the Protection of Industrial Property
- Patent Cooperation Treaty
- International Plant Protection Convention
- Protocol for Limiting and Regulating the Cultivation of the Poppy Plant, the Production of, International and Wholesale Trade in, and Use of Opium
- Protocol Bringing under International Control Drugs outside the Scope of the Convention of 13 July 1931 for Limiting the Manufacture and Regulating the Distribution of Narcotic Drugs