LNA intensified its siege of Derna
Dated 1 August 2017: LNA intensified its siege of Derna. In the causal graph this event strengthens Haftar LNA parallel power, Tripoli offensive and oil coercion, a driver that strengthens Political Stability and Absence of Violence Gap from the Highest Governance Score — a worsening welfare path.

Read the full account
The pressure on a city outside Haftar's control illustrated the use of territorial encirclement as an instrument of eastern military consolidation.
Who was responsible
Contribution type and responsibility level for each recorded actor — not sole-author shorthand.
No public contributors are listed for this fact.
What changed
Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.
- FactLNA intensified its siege of Derna
- strengthensDriverHaftar LNA parallel power, Tripoli offensive and oil coercion
- strengthensIndicators (2)Political Stability and Absence of Violence Gap from the Highest Governance Score
impact weight 0.76 · verified
- Worse
Political Stability and Absence of Violence Gap from the Highest Governance Score
via Haftar LNA parallel power, Tripoli offensive and oil coercion
Strengthens · Relationship strength 0.47 (weight 0.76 × strength 0.62)
Observed
34.7 Score · 34.7 above the normal line (2024)
Worse than normal26 readings, 1996–2024: fell from 36.2 Score to 34.7 Score.
Normal is zero · any amount = worse
- Worse
Proportion of population that feel safe walking alone around the area they live after dark (%)
via Haftar LNA parallel power, Tripoli offensive and oil coercion
Weakens · Relationship strength 0.36 (weight 0.76 × strength 0.48)
Observed
71.3% · 15.3 below the normal line (2024)
Worse than normal7 readings, 2018–2024: rose from 69% to 71.3%.
Above normal = better
Evidence
The sources behind this fact and its verification state.
- 1.Libya: Battle for City Endangers CiviliansHuman Rights Watch · verified
- 2.World Report 2018 — LibyaHuman Rights Watch · verified
What the sources establish
Human Rights Watch reported that the LNA intensified a prolonged siege of Derna in 2017, restricting supplies including food, fuel and cooking gas.
Causal path
How this event connects to drivers and indicators in the graph.
- FactLNA intensified its siege of Derna
- strengthensDriverHaftar LNA parallel power, Tripoli offensive and oil coercion
- strengthensIndicatorPolitical Stability and Absence of Violence Gap from the Highest Governance Score
Cite this page
Factrail. (2026). LNA intensified its siege of Derna. Factrail. https://factrail.ai/facts/lna-derna-siege-tightened-2017
https://factrail.ai/facts/lna-derna-siege-tightened-2017
Accessed 16 October 2026.
By the Factrail desk · Method: how we source and score · Last reviewed
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