In times of war the warships of each nation attempt to safeguard its own seaborne supplies and to disrupt those of its enemies.
Ngokwexesha lemfazwe yeenqanawa zaselwandle kwilizwe ngalinye kufuneka kube nonogada okhusela eyona mpahla ezithwelwe yinqanawa ukuthunyelwa kwaye zichukumise ezo zotshaba.