 After World War II, an improved form of black-and-white TV broadcasting became popular in the United Kingdom and United States, and television sets became commonplace in homes, businesses, and institutions.
<fluency>  After World War II, an improved form of black-and-white TV broadcasting became popular in the United Kingdom and United States, and television sets became commonplace in homes, businesses, and institutions.
 After World War II, an improved form of black-and-white television broadcasting became popular in the United Kingdom and United States, and television sets became commonplace in homes, businesses, and institutions.