Explanation: The year 1921 is referred to as the "Great Divide" in the demographic history of India due to a significant change in population growth trends. Prior to 1921, India experienced a period of high mortality rates, which were then followed by a decline in mortality rates and an increase in population growth after 1921. This change is attributed to improvements in healthcare, sanitation, and nutrition, which led to a reduction in mortality rates and an increase in life expectancy.
The "Great Divide" is a term used to describe a significant shift in demographic trends, marking the transition from a period of high mortality to a period of declining mortality and increasing population growth. This shift is important in understanding the demographic history of India and the factors that have influenced population growth over time.
The year 1921 is significant because it marks the beginning of a period of declining mortality rates, which led to an increase in population growth. Prior to 1921, India experienced high mortality rates due to factors such as poor healthcare, inadequate sanitation, and malnutrition. However, after 1921, improvements in healthcare, sanitation, and nutrition led to a reduction in mortality rates and an increase in life expectancy.
The "Great Divide" is an important concept in understanding the demographic history of India and the factors that have influenced population growth over time. It is a significant milestone in the demographic history of India and is often used as a reference point for analyzing population trends and demographic changes in the country.
In conclusion, the year 1921 is referred to as the "Great Divide" in the demographic history of India due to a significant change in population growth trends. This change is attributed to improvements in healthcare, sanitation, and nutrition, which led to a reduction in mortality rates and an increase in life expectancy. Understanding the "Great Divide" is important for comprehending the demographic history of India and the factors that have influenced population growth over time.