Because some people still care about tradition. Senators are nothing but transients in that body, whereas tradition stays forever. More importantly, a foreign language has no place in official business of the US govt.
This country has a tradition of welcoming immigrants with open arms. How come you're so against some traditions and not others?
>>More importantly, a foreign language has no place in official business of the US govt.
You gonna get rid of all the Latin minted on our coins too?