official reason fence stop spread foot mouth disease among livestock zimbabweans argue height fence clearly intended keep people botswana responded fence designed keep cattle ensure entrants shoes disinfected legal border crossings botswana also argued government continues encourage legal movement country zimbabwe unconvinced barrier remains source tension gallery file algodones sand dune fencejpg mexico united states barrier california file indo bangladeshi barrierjpg border fence built india seen near hili
Applied science Public administration Immigration policy