The British soldier was training an Irish regiment that guards the royal family.
Gordon MacMillan, who joined Twitter in 2013 and is listed as the company's Head of Editorial for EMEA, is also part of the British Army's "information warfare" unit.
The British Army implemented a controversial new recruitment drive targeting "snowflake" and "bing gamer" members of the millennial and Generation Z age groups.
Emile Cilliers was told by the court that he would have to serve a minimum 18 years of his life sentence in jail.
The program aims to protect elephants and black rhinos in East Africa.
General Sir Nick Carter warned the British government about further cuts to its armed forces.
"There is courage involved" in drone piloting, a retired British officer said.
National Action was banned by the British government in December 2016.
Statistics have led to fears that we are now starting to see the true cost of the Afghanistan and Iraq wars.
The report is based on one training exercise carried out in Ukraine.
Police said they "cannot rule out terrorism" as a motive.
It is the fourth such death in that area in three years.
The first RAF drone strike in Syria killed two British ISIS fighters in August.
World-renowned photographer Rankin has collaborated with a London veterans charity for the project.
Chancellor George Osborne committed to the target of 2% of GDP set by NATO.
Royal who is fourth-in-line to British throne leaves after a decade of service, including two Afghanistan tours.
Report outlines bleak prospects for British military under political parties' spending plans.
A show of pioneering war photos from 1855 gives a glimpse of pain, fear and the haunted face of a doomed young lord
Britain cut defence spending by 8% in past four years as US urges UK to meet NATO target
A Newsweek investigation discloses that there are thousands of cases of ill-treatment and torture outstanding against the British army in Iraq