View source for Test:Timeline

<timeline>
# All measures are in pixels

ImageSize  = width:160 height:550
PlotArea   = left:50 right:0 bottom:10 top:10
AlignBars  = justify

DateFormat = yyyy
Period     = from:1917 till:1991
TimeAxis   = orientation:vertical
ScaleMajor = unit:year increment:5 start:1920

# there is no automatic collision detection,
# so shift texts up or down manually to avoid overlap

Define $dx = 25 # shift text to right side of bar

PlotData=
  bar:Leaders color:red width:25 mark:(line,white) align:left fontsize:S

  from:start till:1924 shift:($dx,15)   text:Vladimir~Ilyich~[[Special:MyLanguage/Lenin|Lenin]]
  from:1924  till:1953 shift:($dx,5)    text:[[Special:MyLanguage/Stalin|Josef~Stalin]]
  from:1953  till:1964 shift:($dx,5)    text:Nikita~[[Special:MyLanguage/Khrushchev|Khrushchev]]
  from:1964  till:1982 shift:($dx,5)    text:Leonid~[[Special:MyLanguage/Brezhnev|Brezhnev]]
  from:1982  till:1984 shift:($dx,-12)  text:Yuri~[[Special:MyLanguage/Andropov|Andropov]]
  from:1984  till:1985 shift:($dx,4)    text:Konstantin~[[Special:MyLanguage/Chernenko|Chernenko]] fontsize:XS
  from:1985  till:end  shift:($dx,10)   text:Mikhail~[[Special:MyLanguage/Gorbachev|Gorbachev]]
</timeline>