Story highlights Police say 10 people, some armed with blunt weapons and knives, were arrested

Protesters gather in front of Calais eatery, opposing more migrants in town

Many deny any link to far-right European parties

(CNN) Several hundred protesters gathered Saturday in front of a local eatery in Calais, France, chanting slogans such as "We are one" and singing the French national anthem.

Calais is the French entrance to the Channel Tunnel leading to the United Kingdom, where many migrants want to end up.

The "We are one" slogan did not include migrants. Rather, migrants were the target of this protest, as well as others around Europe on Saturday.

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Anti-migrant protests were held not only in Calais, but also in Germany, the Czech Republic, Warsaw, Slovakia, the United Kingdom, Amsterdam and Austria.

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