Who was the president during the westward expansion after the civil war?

Not Andrew Jackson who pushed the western movement but another Andrew also from Tennessee Andrew Johnson. Much was done during Grant's administration and continued under subsequent Presidents as Indian territory continue to be occupied.

1865-1869 Andrew Johnson

1869-1877 Ulysses S. Grant

1877-1881 Rutherford Hayes

1881 James Garfield

1881-1885Chester Arthur

1885-1889Grover Cleveland

1889-1893Benjamin Harrison

1893-1897Grover Cleveland

1897-1901William McKinley