| Country | Disputes |
|---|
| Gabon | creation of a maritime boundary in hydrocarbon-rich Corisco Bay with Equatorial Guinea is hampered by dispute over Mbane Island, administered and occupied by Gabon since the 1970s |
| Gambia, The | attempts to stem refugees, cross-border raids, arms smuggling, other illegal activities, and political instability from separatist movement in southern Senegal's Casamance region |
| Gaza Strip | West Bank and Gaza Strip are Israeli-occupied with current status subject to the Israeli-Palestinian Interim Agreement - permanent status to be determined through further negotiation |
| Georgia | about a third of the boundary with Russia remains undelimited, and none of it demarcated, with several small, strategic segments remaining in dispute; OSCE observers monitor volatile areas such as the Pankisi Gorge in the Akhmeti region and the Argun Gorge in Abkhazia; Meshkheti Turks scattered throughout the former Soviet Union seek to return to Georgia; boundary with Armenia remains undemarcated; ethnic Armenian groups in Javakheti region of Georgia seek greater autonomy from the Georgian government; Azerbaijan protests Georgian construction at the Red Bridge crossing and several other small segments of boundary, which remain unresolved until delimitation |
| Germany | none |
| Ghana | Ghana must still deal with refugees and returning nationals escaping rebel fighting in Cote d'Ivoire |
| Gibraltar | since Gibraltar residents voted overwhelmingly by referendum in 2003 against a "total shared sovereignty" arrangement, talks between the UK and Spain over the fate of the 300-year-old UK colony have stalled; Spain disapproves of UK plans to grant Gibraltar greater autonomy |
| Glorioso Islands | claimed by Madagascar |
| Greece | Greece and Turkey have resumed discussions to resolve their complex maritime, air, territorial, and boundary disputes in the Aegean Sea; Cyprus question with Turkey; dispute with The Former Yugoslav Republic of Macedonia over its name |
| Greenland | uncontested dispute between Canada and Denmark over Hans Island in the Kennedy Channel between Canada's Ellesmere Island and Greenland |
| Grenada | none |
| Guadeloupe | none |
| Guam | none |
| Guatemala | Guatemalan squatters continue to settle in Belize border region; OAS brokered Differendum in 2002 creating small adjustment to land boundary, large Guatemalan maritime corridor in Caribbean, joint ecological park for disputed Sapodilla Cays, and substantial US-UK financial package, but agreement was not brought to popular referendum leaving Guatemala to continue to claim the southern half of Belize intact; numbers of Guatemalans enter Mexico seeking work or transit to the US |
| Guernsey | none |
| Guinea | domestic fighting among disparate rebel groups in Guinea, domestic fighting among disparate rebel groups, warlords, and youth gangs in Guinea, Liberia, and Sierra Leone have created insurgencies, street violence, looting, arms trafficking, ethnic conflicts skirmishes, deaths, and refugees in border areas; in 2003, Guinea and Sierra Leone established a boundary commission to resolve a dispute over the town of Yenga |
| Guinea-Bissau | attempts to stem refugees and cross-border raids, arms smuggling, and political instability from a separatist movement in Senegal's Casamance region |
| Guyana | all of the area west of the Essequibo (river) is claimed by Venezuela preventing any discussion of a maritime boundary; Guyana has expressed its intention to join Barbados in asserting claims before UNCLOS that Trinidad and Tobago's maritime boundary with Venezuela extends into their waters; Suriname claims a triangle of land between the New and Kutari/Koetari rivers in a historic dispute over the headwaters of the Courantyne; Guyana seeks UNCLOS arbitration to resolve the long-standing dispute with Suriname over the axis of the territorial sea boundary in potentially oil-rich waters |
