Starting with me
Debt is not necessarily a bad thing. It can be useful to be able to borrow money to be able to buy expensive things that we would find it hard to save up for. However it is important to stay in control of your own finances and make sure you will be able to pay a loan back in the agreed time.
Many poor countries have found out that they are unable to repay their debts. Look here to find out about campaign actions you can join in with calling for the cancellation of these debts.
Rich country governments give money to poorer countries to assist with their development. However the amount of money they are giving is far short of the amount the UN says each country should give. Look at the Debt and Aid pages to find out more.