ITV News Europe Editor James Mates is in Kiev:
Polish FM @sikorskiradek confirms to me threat of martial law was real "To my knowledge interior ministry troops were being readied"
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The historic moment was watched by 500 people in the Church in Wales who cheered after the ceremony.
A cold night ahead, with frost and fog for some
Protesters across Europe and the rest of the globe held women's marches following the inauguration of President Trump.