Drag the following events of the early years of World War Il into the correct chronological sequence to
arrange them from earliest to most recent
1)The Battle of Britain began
2)Britain and France declared war on Germany
3)Germany invaded the Low Countries and France
4)Germany invaded Poland

1. Germany invaded Poland

2. Britain and France declared war on Germany

3. Germany invaded the Low Countries and France

4. The Battle of Britain began

Explanation:

- Germany invaded Poland -1 September 1939

Poland became Germany's first target since Poland is located directly next to Germany. The allied nations warn Germany that if they didn't stop, The allied nations will be involved in the war

- Britain and France declared war on Germany September 3, 1939

The allied nations concluded that Germany was a threat for Europe. Any members of allied nations could be the next target after Poland. This is why  Britain and France declared war on Germany

- Germany invaded the Low Countries and France May 1940

This was a strategy made by Germany in response to France's declaration of war. There are lesser military personnel located in these territory, so Germany concluded that it could be easily taken down.  The location also pretty strategic for Germany to initiate the next attack.

- The Battle of Britain began - July 10th, 1940

This war occurred after Germany managed to overwhelmed the French Army.  In the end, the British army managed to won the battle due to their superiority in their navy.

d. it adversely affected american productivity