In the end of the year, the United States was the first country in the world to take part in the war, and in the end of the year, the United Kingdom was the first country in the world to take part in the war, the first country in the world to take part in the war, the first country in the world to take part in the war, the first country in the world to take part in the war, the first country in the world to take part in the war, the first country in the world to take part in the war, the first country to take part in the war, the first country to take part in the war, the first country to take part in the war, the first country to take part in the war, the first country to take part in the war, the first country to take part in the war.