Tybalt is one of the main characters that keeps the family feud going. This can be shown in the opening scene during the street brawl. Benvolio wanted to keep the peace between the two families, however Tybalt said "Talk of peace! I hate the word, as I hate hell, all Montagues and thee." This shows that Tybalt likes picking fights and is very arrogant. He also shows these traits during the Capulet party when he saw Romeo gatecrashing. Tybalt sees this as Romeo dishonouring him and his family and wants to kill him as he says "To strike him dead, I hold it not a sin." And "I'll not endure him." Lord Capulet however, warns Tybalt and tells him to keep but due to Tybalt's arrogance and stubbornness and how he let his pride get the best of him, he still sends a letter to Romeo challenging him to a duel.
At this duel, Romeo refuses to fight and gives up his sword to Tybalt. Tybalt does not accept his peace offering and therefore says "Boy, this shall not excuse the injuries that thou hast done me. Therefore turn and draw." This confirms that Tybalt is very quarrelsome and malevolent. If Tybalt didn't have these traits, the fight wouldn't have happened. Tybalt's personality is one of the main reasons why he is responsible for the tragic ending of Romeo and Juliet.
The tragic ending of Romeo and Juliet can be attributed to Mercutio. Benvolio tries to convince Mercutio to return home when the Capulets were nearby, but Mercutio refuses saying "by my heel I care not", showing that he's eager to begin a fight. Following this when Tybalt arrives and advises his men to stay close, he greets Mercutio in a friendly manner and asks for a word with one...