What work by Paul Revere spread the word and fueled colonial anger over the “Boston Massacre”?

Which of the following leaders launched successful revolutions against spanish rule in the northern regions of south america?

Interest groups representing businesses and investors are often among the most successful lobbying groups for all of the following reasons, except a. such groups have the financial resources to mount sustained campaigns on their own behalf b. these groups' members contribute heavily to many legislators' campaigns and in so doing gain greater access to legislators c. these groups have often been in existence for decades, allowing them to both master the legislative system and develop close ties with legislators d. the members of these groups make up the majority of voters in many districts

What happened in the tinker v des monies? and why is it important what happened in the hazlewood v. kuhlmeier? why is it important?