Egypt, Morocco and Tunisia are popular holiday destinations but Britons have been warned if they are planning to visit and there have been warned to avoid some areas altogether.
Holidaymakers were given advice following an attack on Israel earlier this month and the travel guidance has now been updated.
Guidance has been shared about the military action and holidaymakers are urged to be careful if visiting nearby countries.
The FCDO advised: "On 13 April 2024 Iran carried out military action against Israel. On 19 April, there have been reports of explosions in Iran, and unconfirmed reports of explosions in Syria and Iraq.
Advice has been shared for Morocco, Egypt and Tunisia
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"Monitor this travel advice and other media as the situation is changing fast. Follow and contact FCDO Travel on Twitter, Facebook and Instagram. You can also get email notifications when this travel advice is updated."
It shared areas in Egypt and Tunisia where Britons were urged not to visit.
Tunisia
"The Foreign, Commonwealth & Development Office advises against all travel to:
- the Chaambi Mountains National Park and the designated military operations zones of Mount Salloum, Mount Sammamma and Mount Mghila
- the militarised zone south of the towns of El Borma and Dhehiba
- within 20km of the rest of the Libya border area north of Dhehibathe town of Ben Guerdane and immediate surrounding area
"In addition and for security reasons, the FCDO advises against all but essential travel to:
- within 75km of the Libyan border, including Remada, El Borma and the town of Zarzis
- the governorate of Kasserine, including the town of Sbeitla
- within 10km of the border with Algeria south of Kasserine governorate
- within 30km of the border in El Kef and Jendouba governorates south of the town of Jendouba, including the archaeological site of Chemtou
- areas north and west of the town of Ghardimaou in Jendouba governorate, including El Feidja National Park
- within 10km of Mount Mghila
- Mount Orbata"
Egypt
"Egypt-Libya border
FCDO advises against all travel to within 20km of the Egypt-Libya border, except for the town of El Salloum (where we advise against all but essential travel).
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Britons are warned if travelling to Egypt
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North Sinai
"FCDO advises against all travel to the Governorate of North Sinai.
Northern part of South Sinai
"FCDO advises against all but essential travel to the northern part of the Governorate of South Sinai, beyond the St Catherine-Nuweibaa road, except for the coastal areas along the west and east of the peninsula.
The eastern part of Ismailiyah Governorate
"FCDO advises against all but essential travel to the Ismailiyah Governorate east of the Suez Canal.
Western Desert
"FCDO advises against all but essential travel to the area west of the Nile Valley and Nile Delta regions, except for:
- Luxor, Qina, Aswan, Abu Simbel and the Valley of the Kings
- the Governorate of Faiyum
- the coastal areas between the Nile Delta and Marsa Matruhthe Marsa Matruh-Siwa Road
- the oasis town of Siwa
- the Giza Governorate north-east of the Bahariya Oasisthe road between Giza and Farafra (but we advise against all but essential travel on the road between Bahariya and Siwa)
- Bahariya Oasis, Farafra, the White Desert and Black DesertHala’ib Triangle and Bir Tawil Trapezoid
"FCDO advises against all but essential travel to the Hala’ib Triangle and the Bir Tawil Trapezoid."
It added travel insurance could be invalidated for those who travel against FCDO advice.