The Koran itself, Koran 9, surah 9, verse 29, says to Muslims, fight the people of the book - and these, of course, include Jews and Christians - until they pay the jizya, which basically means tribute, to their overlords, until they pay the jizya with willing submission and feel themselves utterly subdued.

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Wu Yangbo, a student at Beijing's prestigious Qinghua University, says reading the Great Helmsman's verse is like gazing from atop a mighty mountain.

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He says emphasis should be placed on the "emotional power" of verse.

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Mr Rajoy says two or three months should be enough for a parliamentary commission to produce a verse for the national hymn.

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