The underlined words and phrases have strong negative connotations. How do they support the author’s purpose? They draw attention to the opinion that the United States is not doing enough to help these children.
They show that there is a desperate need for all countries to be willing to help refugees.
They show that the United States has participated in international conventions on how to handle the refugee crisis.
They make it clear that the United States will lose the respect of other nations if it does not help these children