Benghazi Defense Brigades[1] Supported by: House of Representatives Islamist conflict with Libyan National Army ISIL and anti-ISIL operations Factional fighting LNA vs GNA Terror attacks Foreign involvement Peace Process The Gulf of Sidra Offensive was an offensive of the Second Libyan Civil War.

It was launched by the Benghazi Defense Brigades on 11 June 2018,[1] and was fought concurrently with the Battle of Derna.

On the first day, the Benghazi Defense Brigades captured Ras Lanuf and Sidra, before the Libyan National Army (LNA) started a counteroffensive on 17 June.

[4] On 21 June, The LNA captured Ras Lanuf and Al Sidra.

[5] Hours later, the Benghazi Defense Brigades claimed recapturing these cities once again,[6][7] but the LNA denied these claims, releasing pictures showing their soldiers within Sidra and Ras Lanuf.