• <span> Hitler began rearming Germany, violating the Treaty of Versailles.
</span><span>Germany annexes Austria
</span>Hitler and Stalin sign a Non-Aggression Pact
<span>• Germany attacked Denmark, Norway, Netherlands, Belgium & France
</span>Hitler breaks nonaggression pact with Joseph Stalin
<span>• Battle of Britain
</span>• Britain, France, Germany & Italy meet at the Munich Peace Conference.
<span>The Mexican government restricted immigration as part of a whole host of protectionist laws aimed at benefiting Mexicans. The belief was that by banning Texas settlers, Mexicans in Texas would be more economically prosperous and more Mexicans from elsewhere in the country would relocate to Texas.</span>
It introduces your argument and the purpose of the essay. (It catches the reader's attention. You cant just start an essay explaining something an not tell people what you are explaining.)