In 1066, william the conqueror achieves political stability in england with the introduction of the feudal system.
true
false

The solstices and equinoxes, and the number of hours of daylight associated with each, are major factors in the seasons. use the drop-down menus to identify the month when each of these events occurs. the winter solstice in the northern hemisphere: an equinox in both hemispheres: the summer solstice in the northern hemisphere:

Whats the biggest sea in the world?

Which two nations are doing the most to combat their environmental issues?