vities in the Spratly Islands;
disputes continue over deliveries of fresh water to Singapore,
Singapore's land reclamation, bridge construction, and maritime
boundaries in the Johor and Singapore Straits; in November 2007 the
ICJ will hold public hearings in response to the Memorials and
Countermemorials filed by the parties in 2003 and 2005 over
sovereignty of Pedra Branca Island/Pulau Batu Puteh, Middle Rocks
and South Ledge; ICJ awarded Ligitan and Sipadan islands, also
claimed by Indonesia and Philippines, to Malaysia but left maritime
boundary and sovereignty of Unarang rock in the hydrocarbon-rich
Celebes Sea in dispute; separatist violence in Thailand's
predominantly Muslim southern provinces prompts measures to close
and monitor border with Malaysia to stem terrorist activities;
Philippines retains a dormant claim to Malaysia's Sabah State in
northern Borneo; Brunei and Malaysia are still considering
international adjudication over their disputed offshore and
deepwater seabeds, where hydrocarbon exploration was terminated in
2003; Malaysia's land boundary with Brunei around Limbang is in
dispute; piracy remains a problem in the Malacca Strait

Maldives
none

Mali
none

Malta
none

Marshall Islands
claims US territory of Wake Island

Mauritania
Mauritanian claims to Western Sahara remain dormant

Mauritius
Mauritius claims the Chagos Archipelago (UK-administered
British Indian Ocean Territory), and its former inhabitants, who
reside chiefly in Mauritius; claims French-administered Tromelin
Island

Mayotte
claimed by Comoros

Mexico
Abundant rainfall in recent years along much of the Mexico-US
border region has ameliorated periodically strained water-sharing
arrangements; the US has intensified security measures to monitor
and control legal and illegal personnel, transport, and commodities
across its border with Mexico; Mexico must deal with thousands of
impoverished Guatemalans and other Central Americans who cross the
porous border looking for work in Mexico and the United States

Micronesia, Federated States of
none

Midway Islands
none

Moldova
Moldova and Ukraine operate joint customs posts to monitor
the transit of people and commodities through Moldova's break-away
Transnistria region which remains under OSCE supervision

Monaco
none

Mongolia
none

Montenegro
none

Montserrat
none