tag lines: 1997: off the record, on the qt, and very hush-hush?

Questions

In 1706---------- , famous kite flyer, statesman, wit, born.?

In 1746 Battle Of---------- , Scotland.?

In 1860 ---------- (in Russia), writer, born.?

In 1871 First ---------- Car is patented by Andrew S. Hallidie.?

In 1880---------- , created Keystone Kops, born.?