The Boxer Rebellion. Beginning in the late 1890s, the Boxers began attacking Christian missionaries, Chinese Christians and foreigners in northern China. These attacks eventually spread to the capital, Beijing, in June 1900, when the Boxers destroyed railroad stations and churches and laid siege to the area where foreign diplomats lived.
In general, pregnant women need between 2,200 calories and 2,900 calories a day. A gradual increase of calories as the baby grows is the best bet. Here is an overview of how calorie needs change during each trimester: 1  The first trimester does not require any extra calories. 2  During the second trimester an additional 340 calories a day are recommended.
During pregnancy, the American Pregnancy Association recommends an additional 300 calories per day during the second and third trimesters. This calculator is just an estimate. If you are gaining weight too quickly, simply lower your calorie intake by 50-100 calories per day for one week at a time. Alternatively, if you are not gaining enough weight, you can add in 50-100 calories per day. Read here my thoughts on REAL healthy weight gain during pregnancy.