Why would Putin want Trump to be president? I did some research.
The story of Vladimir Putin's hatred of Hillary Clinton began in the russian 2011 elections (coincidence?).
Read REACTIONS:
https://en.wikipedia.org/wiki/Russian_legislative_election,_2011
For two years the russian people demonstrated in protest.
https://en.wikipedia.org/wiki/2011%E2%80%932013_Russian_protests
Putin repeatedly accused Clinton, who served as U.S. Secretary of State from 2009 to 2013, of interfering in Russia's internal affairs.
https://en.wikipedia.org/wiki/Russian_interference_in_the_2016_United_States_elections#Putin_and_Clinton
General Valery Gerasimov, the chief of the general staff of the Russian Federation, writes in the "Military-Industrial Kurier“ February 27, 2013:
The very “rules of war” have changed. The role of non-military means of achieving political and strategic goals has grown, and, in many cases, they have exceeded the power of force of weapons in their effectiveness. All this is supplemented by military means of a concealed character, including carrying out actions of informational conflict and the actions of special operations forces. Collective intelligence, dynamics of the crowd in participatory systems such as social media, have immense power to support a collective action – such as foment a political change.
Read the United States Army Combined Arms Center report on that strategy:
https://usacac.army.mil/CAC2/MilitaryReview/Archives/English/MilitaryReview_20160228_art008.pdf
In secret, Vladimir has achieved a global victory.