Why is Britain's nickname called old blighty?

Answer 1

It's an old term for Britain from the British Raj (Empire). Blighty (not Blightly) derives from Hindustani meaning foreign. Old Blighty was an expression popularised during the first world war including its use by the poets Wilfred Owen and Siegfried Sassoon and used in the old music hall. A blighty wound was one that meant evacuation to Britain but not life threatening. It is not used now apart from humorously or by some expatriates as a means of referring affectionately to the old country.

Answer 2

When the British were running India they were referred to as belati, or blighty meaning "foreigner", this became a slang term among the British for Britain, and was particularly popular amongst British soldiers in the first world war, when referring to home as "Dear Old Blighty"

Answer 3

Blighty is a British English slang term for Britain, deriving from the Hindustani word vilayati, meaning "foreign", related to the Arabic word wilayat, meaning a kingdom or province.

Answer 4

Blighty is a slang term for Britain, which was coined back in the days of the British Raj, the Urdu word for 'Foreigner' (bikayati) sounded like 'blighty'.