What were the steps of the 1 world war?

STEPS TO WORLD WAR ONE

1. Franz Ferdinand was assisinated, July 28

2. Austria-Hungary declares war on Serbia, July 28

3. Russia mobilizes armed forces

4. Germany declares war on Russia, August 1

5. Germany declares war on France, August 3

6. Germany invades Belgium, August 4

7. Britian declares war on Germany, August 4

8. Austria-Hungary declare war on Russia, August 6

9. France and Britian declare war on Austria-Hungary.

Sorry i dont have the dates for all of them,='(