The DNC wants power. The RNC wants money. The DNC uses money to get power. The RNC uses power to get money.
The ideology of the DNC drives their donor activity. The donor activity of the RNC drives their ideology. This is the essential difference.
Ed McQuarrie talks the REAL History of Stocks and Bond performance.
https://www.morningstar.com/funds/vanguard-wellesley-income-is-top-choice
Could be a great fund to start with starting in retirement and cash. Or use Vanguard Wellington and cash if you want to be more aggresive