we heard from the leadership of bringing us so after this qu, in october, president, captain abraham charles took over power and said that there would be changes in the way that the forces, the peculiar fossil forces would operate. but with this announcement, if it does come through, this will have a grave impact on the way that fossil forces will have. will be able to deal with the surge of arm groups linked to al qaeda in iso, there are gaining grounds specifically in the north, in the east of the country. jack alone is a senior research fellow at the global policy institute, and he says, france has become a scapegoat. there's an amount offer of france being seen as the executor and your par and her because of the is security situation in that part of the world, especially with the, the g at his movements all in the region. that for example, book enough or so, the government only controls 40 percent offer of the of his country. there's misery as corruption and so on. and france is de scapegoat for done in the president of friends, military presence as not prevented the progress of g, a. d.

we heard from the leadership of breaking f us so after this qu, in october, president, captain abraham charles took over power and said that there would be changes in the way that the force of the peculiar fossil forces would operate. but with this announcement, if it does come through, this will have a grave impact on the way that we can foster forces will have, will be able to deal with the surge of arm groups linked to al qaeda and iso. there are gaining grounds specifically in the north and the east of the country. yeah, that is, he isn't it? no, because once you, you, the french forces have been removed, that there is a, there are questions over whether or not looking at fossil forces are actually going to be able to step in and deal with those on groups that you're talking about. that's right. there's a security vacuum that is created there by burkina faso as leadership, and they would be losing one of the biggest military powers that is in the region. if not in the world. with the french comes the drone drone operation, the surveillance of arm groups. but despite all of this fire power

charles greene's famous. english scientist in 1821. it is cheaper. it is handier but heavier than hydrogen. first portable hydrogen plan invented during the civil war by abraham lincoln. all parmi invented by professor. l0we lo the first official aeronaut of the us government. note the small box is boyle's washing machines to get rid of the sulfuric acid. here is world war one no gas generator. the hydrogen is forced under high pressure into cylinders which can then be stored or carried anywhere the same system is used today. now we come to the second half of the first problem. the question fabric to hold the gas. curiously enough, the best balloon material is a kind of tissue. it is called gold, beta skin found in cattle just after the appendix called beta skin is cemented. the balloon clasp is a lining. it is very light thin, tough and almost completely impermeable to hydrogen. but it is hard to get in sufficient quantity and expensive. so it's not surprising the next best fabric, namely silk, took an early lead, remained a favorite up through civil war time. one of the most colorful incidents in the war was the use of a so-called petticoat balloon made of