Talking to a person you do not know, an email to a business representative, and similar would be situations where someone would have to use formal language.
Answer:
Constantinople was important for the expansion of the Ottoman Empire. When the Ottoman Turks took the city, it was a symbol of the rise of Islam and the fall of the center of Christianity, making the Ottoman Empire the most powerful in all of South Eastern Europe and marking the end of the Eastern Roman Empire
Explanation:
1938: Congress passed the Fair Labor Standards Act, which required employers to pay overtime to all employees who worked more than 44 hours a week. They amended the act two years later to reduce the work week to 40 hours.
1940: The 40-hour work week became U.S. law.
Answer: True - it was made a U.S. law