In pictures: IDEX 2017 kicks off in Abu Dhabi

Sheikh Mohammad Bin Rashid al-Maktoum, Vice-President and Prime Minister of the UAE and Ruler of Dubai and Crown Prince of Abu Dhabi Sheikh Mohammed bin Zayed al-Nahyan opened the IDEX 2017, over 1,200 companies are participating at the region's largest defence expo.
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Sheikh Mohammad Bin Rashid al-Maktoum (C), Vice-President and Prime Minister of the UAE and Ruler of Dubai, Sudanese President Omar al-Bashir (R), and Crown Prince of Abu Dhabi Sheikh Mohammed bin Zayed al-Nahyan (C-L) arrive for the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Crown Prince of Abu Dhabi Sheikh Mohammed bin Zayed al-Nahyan (C-R) stands next to Patrice Caine (C-L), CEO of French multinational company Thales, in a showroom during the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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A picture taken on February 19, 2017 shows a general view of visitors walking in a showroom displaying armoured military vehicles during the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi. (KARIM SAHIB/AFP/Getty Images)
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Soldiers of the Russian Presidential Regiment perform during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Members of the Emirati armed forces, dressed in civilian clothing, enact a simulated 'terrorist attack' during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)
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Emirati armed forces show their skills during a military show at the opening of the International Defence Exhibition and Conference (IDEX) in the Emirati capital Abu Dhabi on February 19, 2017. (KARIM SAHIB/AFP/Getty Images)