sentences:  Official and public German opinion was incensed by Britain's bullishness, and Chamberlain worked hard to improve Anglo-German relations by facilitating a visit to Britain by Kaiser Wilhelm II.Salisbury's decision to attend to his sick wife allowed Chamberlain to assume control of British policy in July 1899.In November, an agreement was made with the Germans about Samoa in which Britain agreed to withdraw in return for Tonga and the Solomon Islands, and the ending of German claims to British territory in West Africa.