What is a pull factor

The whigs selected william henry harrison to run against president van buren. in the campaign, the whigs compared harrison to , who grew up on the frontier in a. this became a of the 1840 campaign, even though harrison was a wealthy man. harrison was also a war . the whigs' campaign slogan used harrison's victory at , a battle in the war of 1812, and , his vice presidential running mate. in the campaign, the whigs blamed for the depression that followed the panic of 1837. many voters participated in the election, and became the first whig president. when harrison died, tyler became president. tyler had once been a. he didn't always agree with the of his own party, and the party expelled him

The second continental congress: a. made provisions for a continental army with george washington as commander-in-chief b. adopted a “declaration of causes of necessity of taking up arms” c. endorsed the olive branch petition d. all of the above

Why have some historians rejected the labels bc and ad as laels for periods in world history