What produces the retrograde motion of mars?

What is the name of the ocean current that affects the british isles? how does it influence their climate?

Which of the following is not a reason why shenzhen, china, is considered an emerging global city

In an effort to japan recover from the devastating effects of the 1929 depression, japanese military leaders in the 1930s formed an alliance with nazi germany negotiated more trade treaties with the soviet union closed its doors to western trade adopted a policy of imperialist expansion