Why does the boiling point increase with pressure?

A liquid boils when the pressure of its saturated vapor is equal to the pressure in the bubbles. If the pressure increases, then a higher saturated vapor pressure, and hence a higher temperature, will be required to form a bubble.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.