LÉ Emer explained

LÉ Emer (P21) of the Irish Naval Service, now known as NNS Prosperity of the Nigerian Navy, was built as a patrol vessel in Verolme Dockyard, Cork, Ireland in 1977.^[1]

After evaluating for 3 years, Emer was ordered by the Irish Naval Service in 1975. Commissioned in January 1978, she was named after Emer, the principal wife of Cúchulainn, a legendary Irish folk hero.^[2]

She was an improved version of the sole of class and similar to and . She was commissioned on 16 January 1978 and had 35 years of service with the Irish Naval Service.^[2]

Decommissioned on 20 September 2013,^[3] in October 2013 Emer was sold at auction for €320,000 to a Nigerian businessman.^[4]

In July 2014 Emer was impounded by the Nigerian Navy because the new owner had failed to secure the necessary military approval before bringing the ship into Nigerian waters.^[5] On 19 February 2015 Emer was commissioned into the Nigerian Navy as a training ship and renamed NNS Prosperity.^{[6] [7]}

Notes and References

1. Web site: Naval vessel LE Emer stood down . Irish Times . 20 September 2013 . 19 May 2018 .
2. Web site: LÉ Emer to be decommissioned in ceremony today . The Journal . 20 September 2013 . 19 May 2018 .
3. News: Ralph. Riegel. New life as luxury liner or research ship awaits navy's oldest vessel. 2013-09-17. Irish Independent. 2013-08-28.
4. News: Le Emer sold at auction for €320,000. 2013-10-23.
5. News: Navy blames foreigners for most of crime on Nigeria waters. 2015-03-10.
6. News: Nigeria: President Jonathan commissions 4 new Naval ships. 2015-03-10.
7. News: Jonathan Commissions Four New Ships . https://web.archive.org/web/20150221122316/http://www.nigeriancurrent.com/ck88-news/jonathan-commissions-4-new-ships-for-navy-in-lagos-thursday . dead . 2015-02-21 . 2015-03-10 .