3. Britannia means the symbol of
power.

Especially following the Acts of Union in 1707, which joined the Kingdoms of England and Scotland, the personification of the martial Britannia was used as an emblem of British maritime power and unity, most notably in the patriotic song "Rule, Britannia!".

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Explanation:

Britannia means the symbol of British power

answer; (a) he was a u.s senator for 38 years;