Read the extract from a news article. Fill in the gaps

Read the extract from a news article. Fill in the gaps with the words from the box.
The leaders of five European countries met face-to-face at an annual (1) summit in Paris. Among the issues discussed at the summit was the oil (2) crisis and global economic problems.
On the second day of their summit the leaders took part in political discussions. They supported a referendum on (3) self determination for people in Western Sahara.
The leaders declared that they aim to:
nbsp; nbsp; (4) promote peace and democracy all over the world;
nbsp; nbsp; prevent and resolve conflicts (5) through peaceful means;
nbsp; nbsp; help the (6) developing world.