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Syrian Arab Republic
Practice Relating to Rule 22. The Principle of Precautions against the Effects of Attacks
Section A. Precautions to protect the civilian population, civilians and civilian objects
The Report on the Practice of the Syrian Arab Republic asserts that the Syrian Arab Republic considers Article 58 of the 1977 Additional Protocol I to be part of customary international law. 
Report on the Practice of the Syrian Arab Republic, 1997, Chapter 1.7.