20. What is the minimum age below which it is illegal to employ a child for labour?

The minimum age below which it is illegal to employ a child for labour varies from country to country. However, according to the International Labour Organization (ILO), the generally accepted minimum age for employment is 15 years. Here are the steps to understand this:

1. The ILO is a United Nations agency that sets international labour standards. One of these standards, Convention No. 138, concerns the minimum age for admission to employment.

2. According to Convention No. 138, the minimum age for work should not be below the age for finishing compulsory schooling, which is generally around 15.

3. However, the Convention allows for some flexibility. For example, developing countries may set a minimum age of 14.

4. It's also important to note that the Convention allows for light work (work that is not likely to harm the health or development of young persons and not prejudicial to their attendance at school) from the age of 13 (or 12 for developing countries).

5. The Convention also sets a