sentences:  This method of agriculture did not deplete the soil of nutrients or cause salinization problems experienced by modern agricultural methods.In 1875, the Conservative government of Benjamin Disraeli bought the indebted Egyptian ruler Ismail's 44% shareholding in the Suez Canal for £4 million to secure control of this strategic waterway, a channel for shipping between the United Kingdom and India since its opening six years earlier under Emperor Napoleon III.Joint Anglo-French financial control over Egypt ended in outright British occupation in 1882.