soldiers

Romanian special forces servicemen wait on a bus before the beginning of the national day celebrations in Bucharest, Romania, Tuesday, Dec. 1, 2015. Thousands gathered to watch a military parade.

Vadim Ghirda/AP

Romanian special forces servicemen wait on a bus before the beginning of the national day celebrations in Bucharest, Romania, Tuesday

Soldiers patrol in the streets, in Brussels, on Tuesday as the Belgian capital remains on the highest possible alert level. Brussels began a fourth consecutive day in lockdown under a maximum terror alert after Belgian police staged a series of raids but failed to find a key Paris attacks suspect

Emmanuel Dunand/AFP

Soldiers patrol in the streets, in Brussels, on Tuesday as the Belgian capital remains on the highest possible alert level. Brussels began a fourth consecutive day in lockdown under a maximum terror alert

Iranian soldiers participate in military manoeuvres on the outskirts of the northeastern Iranian town of Torbat-E-Jam, near Mashhad, on November 17, 2015. Iran started military manoeuvres to respond to possible attacks by armed groups, such as the Islamic State (IS) group, a military commander said according to ISNA.

Hossein Hosseinzadeh/ISNA/AFP

Iranian soldiers participate in military manoeuvres on the outskirts of the northeastern Iranian town of Torbat-E-Jam, near Mashhad, on Tuesday. Iran started military manoeuvres to respond to possible attacks by armed groups, such as the Islamic State (IS) group

Camouflaged Iranian Army soldiers march during the annual military parade marking the begging of the 1980 war with Iraq, in Tehran, Iran, 22 September 2015. Iran is marking the start of the eight-year-long war with Iraq (1980-1988)

Abedin Taherkenareh/EPA

Camouflaged Iranian Army soldiers march during the annual military parade marking the begging of the 1980 war with Iraq, in Tehran, Iran, on Tuesday. Iran is marking the start of the eight-year-long war with Iraq (1980-1988)

Chinese People's Liberation Army (PLA) soldiers train with wooden rifles at their barracks in Heihe, northeast China's Heilongjiang province.

AFP/Getty Images

Chinese People’s Liberation Army (PLA) soldiers train with wooden rifles at their barracks in Heihe, northeast China’s Heilongjiang province.

A Ukrainian armed forces military unit marches at Kiev's Independence Square, Ukraine, 24 August 2015, during a march on the occasion of Independence Day. Ukrainians marked the 24th anniversary of Ukraine's independence from the Soviet Union in 1991

Sergey Dolzhenko/EPA

A Ukrainian armed forces military unit marches at Kiev’s Independence Square, Ukraine, on Monday, during a march on the occasion of Independence Day

Members of India's Tripura State Rifles (TSR) take part in the full-dress rehearsal for India's Independence Day celebrations in Agartala, India, August 13, 2015. India commemorates its Independence Day on August 15.

Jayanta Dey/Reuters

Members of India’s Tripura State Rifles (TSR) take part in the full-dress rehearsal for India’s Independence Day celebrations in Agartala, India, on Thursday. India commemorates its Independence Day on Saturday.

oldiers guard a vehicle that is used to transport people in San Salvador on July 29, 2015, during the third day of a transport strike in El Salvador over the lack of security in the violence-plagued country. Street gangs in El Salvador killed a seventh bus driver Wednesday for defying their campaign to shut down public transport and force the government to recognize the feared urban posses. Many people used army trucks and other state-owned vehicles to get to work or school.

Marvin Recinos/AFP/Getty Images

Soldiers guard a vehicle that is used to transport people in San Salvador during a transport strike in El Salvador over the lack of security in the violence-plagued country. Street gangs in El Salvador killed a seventh bus driver on Wednesday for defying their campaign to shut down public transport and force the government to recognize the feared urban posses. Many people used army trucks and other state-owned vehicles to get to work or school.

Ukrainian soldiers demonstrate their skills, prior to being sent the country's east to fight against pro-Russian separatists, in a military base in the village of Novi Petrivtsi near Kiev Wednesday, July 22, 2015.

Efrem Lukasky/AP

Ukrainian soldiers demonstrate their skills, prior to being sent the country’s east to fight against pro-Russian separatists, in a military base in the village of Novi Petrivtsi near Kiev on Wednesday

Members of the Allied army practice their square formation to counter cavalry charges on Friday in Waterloo, Belgium. Around 5000 historical re-enactors will amass this evening to stage the 1st battle re-enactment, the 'French attack', in front of around 200,000 spectators from around the world. The event will mark the 200th anniversary of the Battle of Waterloo. The 1815 battle saw the overthrow of Napoleon Bonaparte and the restoration of Louis XVIII to the French throne

Dan Kitwood/Getty Images

Members of the Allied army practice their square formation to counter cavalry charges on Friday in Waterloo, Belgium. Around 5000 historical re-enactors will amass this evening to stage the 1st battle re-enactment, the ‘French attack’, in front of around 200,000 spectators from around the world

Nigerien soldiers  patrol in Bosso

Issouf Sanogoissouf/AFP/Getty Images

Nigerien soldiers patrol in Bosso, near the Nigerian border. Niger has extended for three months the state of emergency in its southeastern Diffa region where the army has been battling Boko Haram militants since February.

Iraqi security forces stand guard as residents from the city of Ramadi, who fled their homes as Islamic State (IS) group militants tightened their siege on the last government positions in the capital of Anbar province, wait to cross Bzeibez bridge, on the southwestern frontier of Baghdad, on May 20, 2015. Taking control of Ramadi would constitute the group's most important victory this year in Iraq, and would give the jihadists control of the capitals of two of its largest provinces

Sabah Arar/AFP

Iraqi security forces stand guard as residents from the city of Ramadi, who fled their homes as Islamic State (IS) group militants tightened their siege on the last government positions in the capital of Anbar province, wait to cross Bzeibez bridge, on the southwestern frontier of Baghdad, on Wednesday

Iraqi soldiers fire towards Islamic State (IS) group positions in the Garma district of Anbar province west of the Iraqi capital Baghdad, on Tuesday. Iraq's army and allied paramilitary forces massed around Anbar's provincial capital Ramadi, looking for swift action to recapture the city from the Islamic State group before it builds up defences

Ahmad Al-Rubaye/AFP

Iraqi soldiers fire towards Islamic State (IS) group positions in the Garma district of Anbar province west of the Iraqi capital Baghdad, on Tuesday. Iraq’s army and allied paramilitary forces massed around Anbar’s provincial capital Ramadi, looking for swift action to recapture the city from the Islamic State group before it builds up defences

Boys walk behind patrolling soldiers in Bujumbura, Burundi, May 15, 2015. Burundian forces arrested the leader of a failed coup on Friday and President Pierre Nkurunziza returned to the capital, his spokesman said, but protesters pledged to go back to the streets, setting the stage for more clashes.

Goran Tomasevic/Reuters

Boys walk behind patrolling soldiers in Bujumbura, Burundi. Burundian forces arrested the leader of a failed coup on Friday and President Pierre Nkurunziza returned to the capital

Former anti-Balaka child soldiers wait to be released in Bambari, Central African Republic

Emmanuel Braun/Reuters

Former anti-Balaka child soldiers wait to be released in Bambari, Central African Republic

Jean Claude Niyonzima, a suspected member of the ruling party's Imbonerakure youth militia, pleads with soldiers to protect him from a mob of demonstrators after he emerged from hiding in a sewer in the Cibitoke district of Bujumbura, Burundi, Thursday May 7, 2015.  Niyonzima fled from his house into a sewer under a hail of stones thrown by a mob protesting against President Pierre Nkurunziza's decision to seek a third term in office.  At least one protestor has died in clashes with the widely feared Imbonerakure militias and police, sending scores to the streets seeking revenge.  Jean Claude Niyonzima managed to flee from his house under a hail of stones into a covered sewer, where he remained till the army fired shots into the air to disperse the crowd

Jerome Delay/AP

Jean Claude Niyonzima, a suspected member of the ruling party’s Imbonerakure youth militia, pleads with soldiers to protect him from a mob of demonstrators after he emerged from hiding in a sewer in the Cibitoke district of Bujumbura, Burundi on Thursday

Soldiers from the South Korean army special forces demonstrate their skills how to fight back knife-wielding attackers during a martial arts demonstration for Children's Day at the War Museum in Seoul, Tuesday, May 5, 2015. May 5 is celebrated as Children's Day, a national holiday, in South Korea

Ahn Young-joon/AP

Soldiers from the South Korean army special forces unit demonstrate their skills in fighting back knife-wielding attackers during a martial arts demonstration for Children’s Day at the War Museum in Seoul on Tuesday

Soldiers dressed as Vietnam War era Vietcong soldiers march during a parade marking the 40th anniversary of the end of the Vietnam War in Ho Chi Minh City, Vietnam on Thursday. On 30 April 1975, North Vietnamese troops poured into Saigon, now called Ho Chi Minh City, for the final day of a two-decade conflict which had divided a nation, the end of the conflict coming two years after the United States withdrew its troops under the Paris Peace Accord

Le Quang Nhat/EPA

Soldiers dressed as Vietnam War era Vietcong soldiers march during a parade marking the 40th anniversary of the end of the Vietnam War in Ho Chi Minh City, Vietnam on Thursday

Pakistani commandos hang from a helicopter

Aamir Qureshiaanir/AFP/Getty Images

Commandos hang from a helicopter during the Pakistan Day military parade in Islamabad on Monday

South Korean army soldiers move during their military exercise near the demilitarized zone between the two Koreas in Paju, South Korea, Monday, March 2, 2015. North Korea on Monday fired two short-range ballistic missiles into the sea and warned of "merciless strikes" against its enemies as allies Seoul and Washington launched annual military drills Pyongyang claims are preparation for a northward invasion

Ahn Young-joon/AP

South Korean army soldiers move during their military exercise near the demilitarized zone between the two Koreas in Paju, South Korea. North Korea on Monday fired two short-range ballistic missiles into the sea and warned of “merciless strikes” against its enemies as allies Seoul and Washington launched annual military drills