Fearing a strengthened Republican majority in Congress , President Andrew Johnson refuses to declare the statehood of Colorado .
Colorado voters approve the second proposed Constitution for the State of Colorado on 1865 - 09 - 01 .
Fearing a strengthened Republican majority in Congress , President Andrew Johnson refuses to declare the statehood of State of Colorado .
Colorado voters approve the second proposed Constitution for the State of Colorado on 1865 - 09 - 01 .