Greenland Security Pact Treaty & Territorial Lease Analyzer

Treaty Framework Status

Active Treaty Framework

1951 Accord w/ Permanent Security Review

Jurisdiction Split

60% US Defense / 40% Civil Autonomy

Combined defense rights vs. Inatsisartut home rule

Max Patrol / Radar Radius

1200 km

Pituffik (Thule) ballistic early warning arc

Defense Sectors Monitored

3 Active Sectors

Permanent Security Oversight

Arctic Geospatial Defense Projection

Click sectors or adjust radius

Sector Designation

Thule / Pituffik Space Base (US Space Command)

East Greenland GIUK Corridor (Joint US-NATO)

Kvanefjeld / South Minerals Corridor (Bilateral Board)

Selected Sector Patrol Radius 1200 km

Security / Civil Sovereignty Split 60% US / 40% Civil

Bilateral Treaty Clause Matrix

Thule Air Base Sector

Provisions from the 1951 US-Denmark Defense Agreement, 2004 Igaliku Amendments, and proposed 2026 Enhanced Oversight Articles:

Diplomatic Working Notes Included in exported memo

Diplomatic Context & Verified Legal Sources

Reporting based on statements regarding US-Denmark-Greenland security frameworks (ref: New York Post / Presidential announcements). Current military operations operate under the foundational 1951 Agreement Between the Government of the United States of America and the Government of the Kingdom of Denmark Concerning the Defense of Greenland (TIAS 2292), supplemented by the 2004 Igaliku Agreement. Under Article II and Article V, the US maintains operational jurisdiction over Pituffik Space Base (formerly Thule AB), while recognizing Danish Crown sovereignty and Greenlandic self-government under the 2009 Self-Government Act.

Primary Research References: Yale Avalon Project (1951 Defense of Greenland Treaty); Congressional Research Service (IN12643: Greenland, Denmark, and U.S. Relations, 2026).

The treaty interface complements entered shares and scales map halos

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Read the explanation

The source split slider parses its defense value and sets the civil value to one hundred minus it. Illustrative defense shares sixty and eighty therefore give civil shares forty and twenty. Bars share eight pixels per civil-share point. These are configurable interface percentages, not independently verified treaty provisions or legal jurisdiction. The source map halo radius is configured kilometers divided by twelve hundred times one hundred five. Illustrative six hundred and twelve hundred kilometers produce map radii fifty-two point five and one hundred five pixels. Bars share three explainer pixels per source pixel. This is diagram scaling and does not validate operational coverage or the stylized geography. The source maximum patrol radius takes the maximum across configured sector radii. With illustrative sector radii six hundred and twelve hundred kilometers, the display selects twelve hundred. Bars share point three pixels per kilometer. The source separately displays the number of sector entries, not a measured patrol area. Full actual JSON/reset, native tool allocation and responsive first-footer preservation remain checked.