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Our World in Data@OurWorldInData · Apr 4, 2026 · Line chart

Child mortality Great Leap Forward

Our World in Data's line chart drew 17.5K views on X: 0.6x its typical post and #119 of 139 Our World in Data charts we track by views. Read Oct 10, 2026.

China’s Great Leap Forward caused a dramatic spike in child deaths, Child mortality rates in China have fallen from more than 20% in 1950 to less than 1% today.

Posted on X by @OurWorldInData (Our World in Data), Apr 4, 2026. Source: x.com · See its data

Why it spread

It spread because the post explains itself and comes from an independent author, reaching 17,483 views with 160 likes, 33 reposts, 2 quotes, and 30 saves.

What worked

  • The chart is a line chart that shows child deaths spiked in China during the Great Leap Forward, which makes the main point clear at a glance.
  • The post text explains the context in plain language, noting that child mortality rates in China fell from more than 20% in 1950 to less than 1% today but were interrupted in the late 1950s.
  • The chart is branded, has high self labelling, and shows a source line, which builds trust and makes it easy to share.

What to borrow

We could use the same self explaining line chart form and plain language framing to show a long term trend with a clear interruption, while keeping our own branding and source line.

Careful

Do not over read the quote rate, which is in the bottom quarter, or assume the account's typical performance, since those comparison numbers are not given.

Written by our analysis model from the measured numbers above, not by Our World in Data.

Make it yours

Your numbers, in this line chart.

Starts from the real numbers of "Child deaths spiked in China during the Great Leap Forward" by Our World in Data. Replace every number with yours before you post. Make one like this, step by step

Free pictures carry a small "Made with ViralChart" line. That line is how other people find us.

API · Max

Use this chart via API

On the Max plan you can pull this chart's numbers with the provenance of each one, as JSON or CSV, with its redraw spec, or call it from an agent over MCP. Chart id 387894057459.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.33 of 1), so check the original before you quote a number. The API marks it lowConfidence, and ?min_confidence=0.5 leaves it out.

PathReturnsPlan
GET/api/v1/charts/387894057459Title, publisher, date, form, point count; with a Max key, the data linkOpen
GET/api/v1/charts/387894057459/dataEvery point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSVMax
GET/api/v1/charts/387894057459/render?view=1The draw-only view this page usesOpen
POST/mcpTool get_chart_data with this id, for Claude, Cursor and other agentsMax
curlMax
curl -s https://viral-chart.com/api/v1/charts/387894057459/data \
  -H "Authorization: Bearer $VIRALCHART_KEY"
Claude CodeMax
claude mcp add --transport http viralchart https://viral-chart.com/mcp \
  --header "Authorization: Bearer $VIRALCHART_KEY"

60 requests a minute per key; over that you get 429 with Retry-After. Up to 5 keys per account, made on your account page and shown once. Without Max, the data route answers 402 with a link to the plans. The numbers describe a chart its publisher owns, and every file carries a license note.

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Questions people ask

How far did Our World in Data's "Child mortality Great Leap Forward" chart travel?

17,483 views, 160 likes, 33 reposts and 30 saves on X, read Oct 10, 2026. A normal post from @OurWorldInData gets about 28.6K views.

What kind of chart is it?

A line chart. Child deaths spiked in China during Great Leap Forward.

Can I use Our World in Data's chart?

Use the format, not the picture. The chart, logo and design belong to Our World in Data. ViralChart redraws the chart type with your numbers and words, and credits the original publisher.