TG4 are currently showing a two part documentary series about the involvement of Irish soldiers in the Congo during the Secessation of Katanga.

The first part is on Wednesday 5th Dec. at 9.30 – repeated Saturday 8th Dec. at 9.30pm
The second part is on Wednesday 12th Dec. at 9.30pm – repeated on Saturday 15th Dec. at 9.30pm

The documentary can be found on the TG4 player here -
TG4 player

Click on the ‘documentaries’ link and then the Congo thumbnail image – or run a search for ‘Congo’.