What is the fine-grained topic of the following text: A look at Mr. McCain’s 25-year record in the House and Senate, his 2008 campaign positions and his major speeches over the last three months indicates that on big-ticket issues — the economy, support for continuing the Iraq war, health care — his stances are indeed similar to Mr. Bush’s brand of conservatism. Only return the topic.
John McCain's political alignment with George W. Bush's conservatism